Non-vertebrates

Common Name	Scientific Name	Group
Congo Squeaker • head	Acanthocleithron chapini	Actinopterygians
Congo Squeaker • whole	Acanthocleithron chapini	Actinopterygians
Cheetah • skull (female)	Acinonyx jubatus	Placentals
Cheetah • skull (male)	Acinonyx jubatus	Placentals
Lake Sturgeon • head	Acipenser fulvescens	Actinopterygians
Fossil Corytophanid • skull	Aciprion formosum^†	Iguanians
Percival's Legless Skink • head	Acontias percivali	Scleroglossans
Feathertail Glider • head	Acrobates pygmaeus	Placentals
Theropod Dinosaur • braincase (holotype)	Acrocanthosaurus atokensis^†	Non-avian Dinosaurs
Pachycephalosaur • skull dome	Acrotholus audeti^†	Non-avian Dinosaurs
Cat Gecko • head	Aeluroscalabotes felinus	Scleroglossans
Elephant Bird • egg	Aepyornis maximus^†	Avians
Spotted Eagle Ray • lower jaw	Aetobatus narinari	Chondrichthyians
Spotted Eagle Ray • upper jaw	Aetobatus narinari	Chondrichthyians
African Brown Water Snake • head	Afronatrix anoscopus	Scleroglossans
Red-headed Agama • head	Agama agama	Iguanians
Button Mushroom • whole	Agaricus bisporus	Other
Broad-banded Copperhead • head	Agkistrodon contortrix	Scleroglossans
Russian Tortoise • skull	Agrionemys (Testudo) horsfieldii	Pleurodires
Jello Band Catfish • head	Aguarunichthys torosus	Actinopterygians
Razorbill Auk • skull	Alca torda	Avians
Malachite Kingfisher • head	Alcedo cristata	Avians
Malachite Kingfisher • whole	Alcedo cristata	Avians
Moose • head	Alces alces	Placentals
Tyrannosauroid • braincase	Alioramus altai^†	Non-avian Dinosaurs
Great Jerboa • skull	Allactaga major	Placentals
American Alligator • skull (adult)	Alligator mississippiensis	Pseudosuchia
American Alligator • skull (juvenile)	Alligator mississippiensis	Pseudosuchia
Island Kelpfish • head	Alloclinus holderi	Actinopterygians
Island Kelpfish • whole	Alloclinus holderi	Actinopterygians
Theropod Dinosaur • braincase	Allosaurus fragilis^†	Non-avian Dinosaurs
Red Howler Monkey • skull (juvenile, female)	Alouatta seniculus	Placentals
Red Howler Monkey • skull (juvenile, male)	Alouatta seniculus	Placentals
Red Howler Monkey • skull (juvenile, male)	Alouatta seniculus	Placentals
Red Howler Monkey • skull (juvenile, male)	Alouatta seniculus	Placentals
Red Howler Monkey • skull (juvenile, male)	Alouatta seniculus	Placentals
Northwestern Salamander • head	Ambystoma gracile	Caudata
Northwestern Salamander • upper body	Ambystoma gracile	Caudata
Tiger Salamander • head	Ambystoma tigrinum	Caudata
Tiger Salamander • whole	Ambystoma tigrinum	Caudata
Bowfin • head	Amia calva	Actinopterygians
Bowfin • whole	Amia calva	Actinopterygians
Striped Keelback • head	Amphiesma stolata	Scleroglossans
Water Skink • head	Amphiglossus splendidus	Scleroglossans
Giant Amphisbaena • head	Amphisbaena alba	Scleroglossans
Mottled Amphisbaena • head	Amphisbaena fuliginosa	Scleroglossans
Pineapple • fruit	Ananas comosus	Plants
Domestic Duck • head	Anas platyrhynchos	Avians
Arboreal Salamander • head	Aneides lugubris	Caudata
Arboreal Salamander • upper body	Aneides lugubris	Caudata
Mexican Dibamid • head	Anelytropsis papillosus	Scleroglossans
Wasp • whole	Angarosphex magnus^†	Arthropods
Desert Plated Lizard • head (adult)	Angolosaurus skoogi	Scleroglossans
Desert Plated Lizard • head (juvenile)	Angolosaurus skoogi	Scleroglossans
Pterosaur • skull	Anhanguera santanae^†	Pterosaurs
Red Pipe Snake • head	Anilius scytale	Scleroglossans
Fossil Cryptodire • skull	Annemys sp.^†	Cryptodires
California Legless Lizard • head	Anniella pulchra	Scleroglossans
Green Anole • head	Anolis carolinensis	Iguanians
Anolis Lizard in Amber • skull in amber	Anolis sp.	Iguanians
Dwarf Pipe Snake • head	Anomochilus leonardi	Scleroglossans
Keel-headed Worm Lizard • head	Anops kingii	Scleroglossans
Owl Monkey • skull (juvenile, female)	Aotus trivirgatus	Placentals
Owl Monkey • skull (juvenile, female)	Aotus trivirgatus	Placentals
Owl Monkey • skull (juvenile, female)	Aotus trivirgatus	Placentals
Owl Monkey • skull (juvenile, female)	Aotus trivirgatus	Placentals
Owl Monkey • skull (juvenile, male)	Aotus trivirgatus	Placentals
Smooth Softshell Turtle • skull	Apalone mutica	Cryptodires
Sauropod Dinosaur • braincase	Apatosaurus sp.^†	Non-avian Dinosaurs
Emperor Penguin • head (juvenile)	Aptenodytes forsteri	Avians
Emperor Penguin • skull (adult)	Aptenodytes forsteri	Avians
Emperor Penguin • whole (juvenile)	Aptenodytes forsteri	Avians
Kiwi • skull	Apteryx sp.	Avians
Fossil Avialan • braincase	Archaeopteryx lithographica^†	Avians
Fossil Forgery • whole	Archaeoraptor^†	Avians
Ruby-throated Hummingbird • whole	Archilochus colubris	Avians
Binturong • skull	Arctictis binturong	Placentals
Hog Badger • skull	Arctonyx collaris	Placentals
Fossil Iguanian • skull	Arretosaurus ornatus^†	Iguanians
Jamaican Fruit Bat • skull	Artibeus jamaicensis	Placentals
Fossil Triconodont • dentary (holotype)	Arundelconodon hottoni^†	Basal Mammals
Fossil Paracryptodire • skull	Arundelemys dardeni^†	Cryptodires
Tailed Frog • whole (adult)	Ascaphus truei	Anura
Tailed Frog • whole (tadpole)	Ascaphus truei	Anura
Black-headed Python • head	Aspidites melanocephalus	Scleroglossans
Western Whiptail • head	Aspidoscelis tigris	Scleroglossans
Burrowing Owl • head	Athene cunicularia	Avians
Burrowing Owl • whole	Athene cunicularia	Avians
Fossil Gastropod • shells	Athleta toumeyi^†	Mollusks
Mole Viper • head	Atractaspis irregularis	Scleroglossans
Alligator Gar • head	Atractosteus spatula	Actinopterygians
Clanwilliam catfish • upper body	Austroglanis gilli	Actinopterygians
Fossil "Sloth" Lemur • skull	Babakotia radofilai^†	Placentals
Jesus Christ Lizard • head	Basiliscus basiliscus	Iguanians
Oreodont • skull (holotype)	Bathygenys reevesi^†	Placentals
Persian Mountain Salamander • upper body	Batrachuperus persicus	Caudata
Fossil Bee • whole	Bee in Amber^†	Arthropods
Baja Worm Lizard • head	Bipes biporus	Scleroglossans
Four-toed Worm Lizard • head	Bipes canaliculatus	Scleroglossans
Common Boa Constrictor • head	Boa constrictor	Scleroglossans
Oriental Fire-bellied Toad • head	Bombina orientalis	Anura
Rockhead • head	Bothragonus swanii	Actinopterygians
Central American Fer-de-lance • head	Bothrops asper	Scleroglossans
Fiji Banded Iguana • head	Brachylophus fasciatus	Iguanians
Short-legged Skink • head	Brachymeles gracilis	Scleroglossans
Three-toed Sloth • skull	Bradypus variegatus	Placentals
Brygoo's Chameleon • head	Brookesia brygooi	Iguanians
Golden-winged Parakeet • head	Brotogeris chrysopterus	Avians
Golden-winged Parakeet • whole	Brotogeris chrysopterus	Avians
Northern Ground Hornbill • skull	Bucorvus abyssinicus	Avians
Red-headed Flying Frog • head	Buergeria oxycephalus	Anura
Red-headed Flying Frog • whole	Buergeria oxycephalus	Anura
Banjo Catfish • upper body	Bunocephalus sp.	Actinopterygians
Theropod Dinosaur • braincase (holotype)	Byronosaurus jaffei^†	Non-avian Dinosaurs
Theropod Dinosaur • rostrum (holotype)	Byronosaurus jaffei^†	Non-avian Dinosaurs
Bald Uakari • skull (adult, male)	Cacajao calvus	Placentals
Bald Uakari • skull (adult, male)	Cacajao calvus	Placentals
Bald Uakari • skull (juvenile, male)	Cacajao calvus	Placentals
Black Headed Uakari • skull (juvenile, female)	Cacajao melanocephalus	Placentals
Black Headed Uakari • skull (juvenile, female)	Cacajao melanocephalus	Placentals
Lungless Caecilian • head, holotype	Caecilita iwokramae	Gymnophiona
Silky Shrew Opossum • skull	Caenolestes fuliginosus	Marsupials
Spectacled Caiman • skull	Caiman crocodilus	Pseudosuchia
Calabar Ground 'Python' • head	Calabaria reinhardtii	Scleroglossans
Foraminifera • whole	Calcarina sp.	Foraminifera
Dusky Titi Monkey • skull (adult, male)	Callicebus moloch	Placentals
Dusky Titi Monkey • skull (adult, male)	Callicebus moloch	Placentals
Dusky Titi Monkey • skull (juvenile, male)	Callicebus moloch	Placentals
Dusky Titi Monkey • skull (juvenile, male)	Callicebus moloch	Placentals
Collared Titi Monkey • skull (juvenile, male)	Callicebus torquatus	Placentals
Cascarudo (Armored Catfish) • upper body	Callichthys callichthys	Actinopterygians
Goeldi's Monkey • skull (adult, male)	Callimico goeldii	Placentals
Goeldi's Monkey • skull (juvenile, male)	Callimico goeldii	Placentals
Dwarf Tegu • head	Callopistes maculatus	Scleroglossans
Northern Fur Seal • skull	Callorhinus ursinus	Placentals
Forest Crested Lizard • head	Calotes emma	Iguanians
Fossil Crocodyliform • skull (holotype)	Calsoyasuchus valliceps^†	Pseudosuchia
Dromedary (Arabian) Camel • skull	Camelus dromedarius	Placentals
Ivory-billed Woodpecker • head	Campephilus principalis	Avians
Ivory-billed Woodpecker • head	Campephilus principalis	Avians
Ivory-billed Woodpecker • whole	Campephilus principalis	Avians
Domestic Dog (Bulldog) • skull (bulldog)	Canis familiaris	Placentals
Domestic Dog (Chihuahua) • skull (chihuahua)	Canis familiaris	Placentals
Domestic Dog (Labrador Retriever) • skull (labrador retriever)	Canis familiaris	Placentals
Gray Wolf • skull	Canis lupus	Placentals
Ethiopian wolf • skull and mandible	Canis simensis	Placentals
Rudist • whole	Caprinuloidea perfecta^†	Mollusks
Blacknose Shark • head	Carcharhinus acronotus	Chondrichthyians
Loggerhead Sea Turtle • head	Caretta caretta	Cryptodires
Pig-nosed Turtle • whole	Carettochelys insculpta	Cryptodires
Seba's Short-tailed Bat • ankle	Carollia perspicillata	Placentals
Seba's Short-tailed Bat • head	Carollia perspicillata	Placentals
Seba's Short-tailed Bat • whole	Carollia perspicillata	Placentals
Seba's Short-tailed Bat • wrist	Carollia perspicillata	Placentals
Quillback Carpsucker • head	Carpiodes cyprinus	Actinopterygians
Quillback Carpsucker • whole	Carpiodes cyprinus	Actinopterygians
Round Island Boa • head	Casarea dussumieri	Scleroglossans
Common Night Adder • head	Causus rhombeatus	Scleroglossans
Guinea Pig • skull	Cavia porcellus	Placentals
Tufted Capuchin • skull (adult, male)	Cebus apella	Placentals
Tufted Capuchin • skull (juvenile, female)	Cebus apella	Placentals
Tufted Capuchin • skull (juvenile, female)	Cebus apella	Placentals
Tufted Capuchin • skull (juvenile, female)	Cebus apella	Placentals
Tufted Capuchin • skull (juvenile, female)	Cebus apella	Placentals
Galliwasp • head	Celestus enneagrammus	Scleroglossans
Long-tailed Pygmy Possum • skull	Cercartetus caudatus	Marsupials
Hidden Tree Frog • whole (paratype)	Ceuthomantis smaragdinus	Anura
Butterflyfish • whole	Chaetodontidae sp.	Actinopterygians
Bulldog Catfish • head	Chaetostoma cf. milesi	Actinopterygians
Three-eyed Lizard • head	Chalarodon madagascariensis	Iguanians
Ocellated Skink • head	Chalcides ocellatus	Scleroglossans
Veiled Chameleon • head	Chamaeleo calyptratus	Iguanians
Veiled Chameleon • upper body	Chamaeleo calyptratus	Iguanians
Smooth Chameleon • head	Chamaeleo laevigatus	Iguanians
Northern Snakehead • head	Channa argus	Actinopterygians
Tetra • whole	Characidium sp.	Actinopterygians
Crested Screamer • skull	Chauna chavaria	Avians
Mata Mata • head	Chelus fimbriatus	Pleurodires
Mata Mata • whole	Chelus fimbriatus	Pleurodires
Snapping Turtle • skull	Chelydra serpentina	Cryptodires
Haitian Boa • head	Chilabothrus striatus	Scleroglossans
Mientien Tree Frog • head	Chirixalus idiootocus	Anura
Mientien Tree Frog • whole	Chirixalus idiootocus	Anura
Fossil Lungfish • skull	Chirodipterus sp.^†	Dipnoi
African Foam-nest Frog • head	Chiromantis rufescens	Anura
African Foam-nest Tree Frog • whole	Chiromantis rufescens	Anura
Water Opossum • skull	Chironectes minimus	Marsupials
Common Splayfoot Salamander • head	Chiropterotriton chiropterus	Caudata
Common Splayfoot Salamander • upper body	Chiropterotriton chiropterus	Caudata
Bigfoot Splayfoot Salamander • head	Chiropterotriton magnipes	Caudata
Bigfoot Splayfoot Salamander • upper body	Chiropterotriton magnipes	Caudata
Primeval Splayfoot Salamander • head	Chiropterotriton priscus	Caudata
Scaleless Dragonfish • head	Chirostomias pliopterus	Actinopterygians
Two-toed Sloth • skull	Choloepus hoffmanni	Placentals
Common Nighthawk • head	Chordeiles minor	Avians
Common Nighthawk • upper body	Chordeiles minor	Avians
Deep Blue Chromis • whole (holotype)	Chromis abyssus	Actinopterygians
DeGruy's Chromis • whole (holotype)	Chromis degruyi	Actinopterygians
Painted Turtle • skull	Chrysemys picta	Pleurodires
Golden Mole • forelimb	Chrysochloris sp.	Placentals
Golden Mole • head	Chrysochloris sp.	Placentals
Golden Mole • whole	Chrysochloris sp.	Placentals
Oviraptorid • skull (holotype)	Citipati osmolskae^†	Non-avian Dinosaurs
Widehead Catfish • head	Clarotes laticeps	Actinopterygians
Fossil Cockroach • whole	Cockroach^†	Arthropods
Theropod Dinosaur • forelimb	Coelophysis bauri^†	Non-avian Dinosaurs
Western Banded Gecko • head	Coleonyx variegatus	Scleroglossans
Microteiid • head	Colobosaura modesta	Scleroglossans
Fossil Tapir • skull (AMNH)	Colodon cf. occidentalis^†	Placentals
Fossil Tapir • skull (SDSM)	Colodon cf. occidentalis^†	Placentals
Racer • head	Coluber constrictor	Scleroglossans
Chinese Fossil Avian • skull	Confuciusornis sp.^†	Avians
Chinese Fossil Avian • whole	Confuciusornis sp.^†	Avians
Catfish • upper body	Conorhynchos conirostris	Actinopterygians
Black Vulture • head	Coragyps atratus	Avians
Dwarf Plated Lizard • head	Cordylosaurus subtessellatus	Scleroglossans
Flame Belly Armadillo Lizard • head	Cordylus mossambicus	Scleroglossans
Dobsonfly • head	Corydalus cornutus	Arthropods
Dobsonfly • whole	Corydalus cornutus	Arthropods
Helmeted Basilisk • head	Corytophanes cristatus	Iguanians
Helmet Catfish • head	Cranoglanis bouderius	Actinopterygians
Hog-nosed Bat • head	Craseonycteris thonglongyai	Placentals
Hog-nosed Bat • whole	Craseonycteris thonglongyai	Placentals
Hog-nosed Bat • wrist	Craseonycteris thonglongyai	Placentals
Cuban Night Lizard • head	Cricosaura typica	Scleroglossans
Slender-snouted Crocodile • skull	Crocodylus cataphractus	Pseudosuchia
Australian Freshwater Crocodile • skull	Crocodylus johnstoni	Pseudosuchia
Morelet's Crocodile • skull	Crocodylus moreletii	Pseudosuchia
Cuban Crocodile • skull	Crocodylus rhombifer	Pseudosuchia
Spotted Hyena • skull (female)	Crocuta crocuta	Placentals
Spotted Hyena • skull (male)	Crocuta crocuta	Placentals
Collared Lizard • head	Crotaphytus collaris	Iguanians
Thicket Tinamou • skull	Crypturellus cinnamomeus	Avians
Fossil Iguanid • skull	Ctenomastax parva^†	Iguanians
Mexican Spinytail Iguana • skull	Ctenosaura pectinata	Iguanians
Malaysian Box Turtle • skull	Cuora amboinensis	Cryptodires
Foraminifera • whole	Cycloclypeus carpenteri	Foraminifera
Red-tailed Pipe Snake • head	Cylindrophis ruffus	Scleroglossans
Black-tailed Prairie Dog • skull	Cynomys ludovicianus	Placentals
Lesser Short-nosed Fruit Bat • ankle	Cynopterus brachyotis	Placentals
Lesser Short-nosed Fruit Bat • head	Cynopterus brachyotis	Placentals
Lesser Short-nosed Fruit Bat • whole	Cynopterus brachyotis	Placentals
Lesser Short-nosed Fruit Bat • wrist	Cynopterus brachyotis	Placentals
Striped Possum • skull	Dactylopsila trivirgata	Marsupials
Zebrafish • head	Danio rerio	Actinopterygians
Nine-banded Armadillo • skull	Dasypus novemcinctus	Placentals
Northern quoll • skull	Dasyurus hallucatus	Marsupials
Rusty-topped Delma • head	Delma borea	Scleroglossans
Lumholtz's Tree Kangaroo • skull	Dendrolagus lumholtzi	Marsupials
Leatherback Turtle • head	Dermochelys coriacea	Cryptodires
Leatherback Turtle • whole	Dermochelys coriacea	Cryptodires
Mexican Burrowing Caecilian • head	Dermophis mexicanus	Gymnophiona
Fossil Cynodont • skull	Diademodon sp.^†	Basal Synapsids
Ringneck Snake • head	Diadophis punctatus	Scleroglossans
New Guinea Blind 'Skink' • head	Dibamus novaeguineae	Scleroglossans
Shallow-water Anglerfish • head	Dibrachichthys melanurus	Actinopterygians
Pacific Giant Salamander • head	Dicamptodon ensatus	Caudata
Virginia Opossum • skull	Didelphis virginiana	Marsupials
Fossil Pelycosaur • skull	Dimetrodon sp.^†	Basal Synapsids
Moa • skull	Dinornithidae^†	Avians
Laysan Albatross • skull	Diomedea immutabilis	Avians
Spiny-tailed Gecko • head	Diplodactylus ciliaris	Scleroglossans
Sauropod Dinosaur • braincase	Diplodocus sp.^†	Non-avian Dinosaurs
Zarudnyi's Worm Lizard • head	Diplometopon zarudnyi	Scleroglossans
Tollo (Catfish) • head	Diplomystes camposensis	Actinopterygians
Tollo (Catfish) • whole	Diplomystes camposensis	Actinopterygians
Desert Iguana • head	Dipsosaurus dorsalis	Iguanians
Patagonian Mara • skull	Dolichotis patagonum	Placentals
Catfish • head	Doras sp.	Actinopterygians
Five-banded Gliding Lizard • head	Draco quinquefasciatus	Iguanians
Emu • egg	Dromaius novaehollandiae	Avians
Emu • skull (juvenile)	Dromaius novaehollandiae	Avians
Monito del Monte • skull	Dromiciops gliroides	Marsupials
Fruit Fly • whole	Drosophila melanogaster	Arthropods
Rhinoceros Beetle • whole	Dynastine beetle	Arthropods
Fossil Amphisbaenian • skull	Dyticonastis rensbergeri^†	Scleroglossans
Little Burrowing Urchin • whole	Echinoneus cyclostomus	Echinoderms
Common Spiny Bandicoot • skull	Echymipera kalubu	Marsupials
Fossil Eucynodont • skull (holotype)	Ecteninion lunensis^†	Basal Synapsids
Tree Skink • head	Egernia striolata	Scleroglossans
Asian Elephant • mandible	Elephas maximus	Placentals
Asian Elephant • skull	Elephas maximus	Placentals
Rain Frog • whole	Eleutherodactylus gossei	Anura
Southern Alligator Lizard • head	Elgaria multicarinata	Scleroglossans
Northern Snapping Turtle • head	Elseya dentata	Pleurodires
European Pond Turtle • skull	Emys orbicularis	Pleurodires
Embryo in Egg • egg	Enantiornithine Bird^†	Avians
Five-notched Sand Dollar • whole (1)	Encope michelini	Echinoderms
Five-notched Sand Dollar • whole (2)	Encope michelini	Echinoderms
Five-notched Sand Dollar • whole (3)	Encope michelini	Echinoderms
Five-notched Sand Dollar • whole (4)	Encope michelini	Echinoderms
Sea Otter • skull (female)	Enhydra lutris	Placentals
Sea Otter • skull (male)	Enhydra lutris	Placentals
Amazon Wood Lizard • head	Enyalioides laticeps	Iguanians
Primitive Dinosaur • skull (holotype)	Eoraptor lunensis^†	Non-avian Dinosaurs
'Necrosaur' • skull (holotype)	Eosaniwa koehni^†	Scleroglossans
Two-colored Beaked Caecilian • head	Epicrionops bicolor	Gymnophiona
Big Brown Bat • head	Eptesicus fuscus	Placentals
Big Brown Bat • whole	Eptesicus fuscus	Placentals
East African Sand Boa • head	Eryx colubrinus	Scleroglossans
Leopard Gecko • head	Eublepharis macularius	Scleroglossans
Suckermouth • head	Euchilichthys royauxi	Actinopterygians
Suckermouth • upper body	Euchilichthys royauxi	Actinopterygians
Little Penguin • skull	Eudyptula minor	Avians
Pale-sided Skink • head	Eugongylus rufescens	Scleroglossans
Common Brown Lemur • skull	Eulemur fulvus	Placentals
Schneider's Skink • head	Eumeces (Novoeumeces) schneideri	Scleroglossans
Five-lined Skink • head	Eumeces fasciatus	Scleroglossans
Stem Turtle • skull	Eunotosaurus africanus^†	Pleurodires
Stem Turtle • whole	Eunotosaurus africanus^†	Pleurodires
Texas Blind Salamander • head	Eurycea rathbuni	Caudata
Texas Blind Salamander • whole	Eurycea rathbuni	Caudata
Blanco Blind Salamander • head (holotype)	Eurycea robusta	Caudata
Blanco Blind Salamander • whole (holotype)	Eurycea robusta	Caudata
Barton Springs Salamander • head	Eurycea sosorum	Caudata
Barton Springs Salamander • whole	Eurycea sosorum	Caudata
Austin Blind Salamander • head	Eurycea waterlooensis	Caudata
Austin Blind Salamander • whole	Eurycea waterlooensis	Caudata
Winghead Shark • head	Eusphyra blochii	Chondrichthyians
Fossil Lobe-finned Fish • skull	Eusthenopteron foordi^†	Sarcopterygians
White-tipped Sicklebill • skull	Eutoxeres aquila	Avians
Fossil Eucynodont • skull	Exaeretodon frenguelli^†	Basal Synapsids
Oaxacan Dwarf Boa • head	Exiliboa placata	Scleroglossans
Feral Domestic Cat • skull	Felis silvestris catus	Placentals
African Wildcat • skull (female)	Felis silvestris lybica	Placentals
African Wildcat • skull (male)	Felis silvestris lybica	Placentals
Príncipe Burrowing Skink • head	Feylinia polylepis	Scleroglossans
Trilobite • whole	Flexicalymene meeki^†	Arthropods
Horned Puffin • skull	Fratercula corniculata	Avians
Magnificent Frigatebird • head	Fregata magnificens	Avians
Late Jurassic Mammal • whole (holotype)	Fruitafossor windscheffeli^†	Basal Mammals
Thumbless Bat • head	Furipterus horrens	Placentals
Thumbless Bat • whole	Furipterus horrens	Placentals
Thumbless Bat • wrist	Furipterus horrens	Placentals
Slender Mongoose • skull (male)	Galerella sanguinea	Placentals
Fossil Pleurodire • skull	Galianemys emringeri^†	Pleurodires
Fossil Pleurodire • skull (holotype)	Galianemys whitei^†	Pleurodires
Domestic Chicken • egg (day 12)	Gallus gallus	Avians
Domestic Chicken • egg (day 13)	Gallus gallus	Avians
Domestic Chicken • egg (day 14)	Gallus gallus	Avians
Domestic Chicken • egg (day 15)	Gallus gallus	Avians
Domestic Chicken • egg (day 16)	Gallus gallus	Avians
Domestic Chicken • egg (day 17)	Gallus gallus	Avians
Domestic Chicken • egg (day 18)	Gallus gallus	Avians
Domestic Chicken • egg (day 19)	Gallus gallus	Avians
Domestic Chicken • egg (day 20)	Gallus gallus	Avians
Domestic Chicken • skull (adult)	Gallus gallus	Avians
Long-nosed Leopard Lizard • head	Gambelia wislizenii	Iguanians
Western Mosquitofish • head	Gambusia affinis	Actinopterygians
Two-spaded Narrow-mouthed Frog • head	Gastrophryne usta	Anura
Two-spaded Narrow-mouthed Frog • whole	Gastrophryne usta	Anura
Common Loon • skull	Gavia immer	Avians
Indian Gharial • skull	Gavialis gangeticus	Pseudosuchia
Tokay Gecko • head	Gekko gecko	Scleroglossans
Tanganyika Wedge-snouted Worm Lizard • head	Geocalamus acutus	Scleroglossans
Texas Alligator Lizard • head	Gerrhonotus infernalis	Scleroglossans
Sudan Plated Lizard • skull	Gerrhosaurus major	Scleroglossans
Black-lined Plated Lizard • head	Gerrhosaurus nigrolineatus	Scleroglossans
Giraffe • mandible	Giraffa camelopardalis	Placentals
Giraffe • skull	Giraffa camelopardalis	Placentals
Southern Flying Squirrel • skull	Glaucomys volans	Placentals
Bog Turtle • head	Glyptemys muhlenbergii	Cryptodires
Bog Turtle • whole	Glyptemys muhlenbergii	Cryptodires
Fossil Gekkotan • skull	Gobekko cretacicus^†	Scleroglossans
Fossil Gekkotan • skull	Gobekko cretacicus^†	Scleroglossans
Fossil Helodermatid • skull	Gobiderma pulchrum^†	Scleroglossans
Horse Head Catfish • head	Goeldiella eques	Actinopterygians
Yellow-headed Gecko • head	Gonatodes albogularis	Scleroglossans
Gopher Tortoise • skull	Gopherus polyphemus	Cryptodires
Mountain Gorilla • mandible	Gorilla gorilla	Placentals
Mountain Gorilla • skull	Gorilla gorilla	Placentals
Sandhill Crane • head	Grus canadensis	Avians
Wolverine • skull (female)	Gulo gulo	Placentals
Wolverine • skull (male)	Gulo gulo	Placentals
Banded Knifefish • head	Gymnotus carapo	Actinopterygians
Clay Robber Frog • whole	Haddadus binotatus	Anura
Early Jurassic Mammaliaform • skull (holotype)	Hadrocodium wui^†	Basal Mammals
Bald Eagle • skull	Haliaeetus leucocephalus	Avians
Mardi Gras Wrasse • head (holotype)	Halichoeres burekae	Actinopterygians
Mardi Gras Wrasse • whole (holotype)	Halichoeres burekae	Actinopterygians
Mardi Gras Wrasse • whole (paratype)	Halichoeres burekae	Actinopterygians
Rainbow Wrasse • head	Halichoeres pictus	Actinopterygians
Fossil Pleurodire • skull (holotype)	Hamadachelys escuilliei^†	Pleurodires
Sheep Frog • head	Hamptophryne boliviana	Anura
Sheep Frog • whole	Hamptophryne boliviana	Anura
Beaded Lizard • head	Heloderma horridum	Scleroglossans
Gila Monster • head (adult)	Heloderma suspectum	Scleroglossans
Gila Monster • head (juvenile)	Heloderma suspectum	Scleroglossans
Gila Monster • whole (juvenile)	Heloderma suspectum	Scleroglossans
Fossil Gila Monster • skull	Heloderma texana^†	Scleroglossans
Fossil Anguid • skull (CM 1050)	Helodermoides tuberculatus^†	Scleroglossans
Fossil Anguid • skull (CM 51344)	Helodermoides tuberculatus^†	Scleroglossans
Fossil Anguid • skull (USNM 13861)	Helodermoides tuberculatus^†	Scleroglossans
Lemuroid Ringtail Possum • skull	Hemibelideus lemuroides	Marsupials
Lowland Streaked Tenrec • head	Hemicentetes semispinosus	Placentals
Lowland Streaked Tenrec • whole	Hemicentetes semispinosus	Placentals
African Fat-tailed Gecko • head	Hemitheconyx caudicinctus	Scleroglossans
Metatherian • skull	Herpetotherium cf. fugax^†	Basal Mammals
Primitive Dinosaur • skull (holotype)	Herrerasaurus ischigualastensis^†	Non-avian Dinosaurs
Fossil Tapir • skull (holotype)	Hesperaletes borineyi^†	Placentals
Naked Mole-rat • skull	Heterocephalus glaber	Placentals
Eastern Hognose Snake • head	Heterodon platirhinos	Scleroglossans
Horn Shark • head (adult)	Heterodontus francisci	Chondrichthyians
Horn Shark • head (hatchling)	Heterodontus francisci	Chondrichthyians
Horn Shark • head (juvenile)	Heterodontus francisci	Chondrichthyians
Giant Leaf-nosed Bat • head	Hipposideros gigas	Placentals
Giant Leaf-nosed Bat • whole	Hipposideros gigas	Placentals
Giant Leaf-nosed Bat • wrist	Hipposideros gigas	Placentals
Neon Blue Tailed Tree Lizard • head	Holaspis guentheri	Scleroglossans
Puff-faced Water Snake • head	Homalopsis buccata	Scleroglossans
Human • skull	Homo sapiens	Placentals
Scimitar-toothed Cat • skull	Homotherium serum^†	Placentals
Sun Catfish • head	Horabagrus brachysoma	Actinopterygians
Russian Sturgeon (Beluga) • upper body	Huso huso	Actinopterygians
Striped Hyena • skull	Hyaena hyaena	Placentals
Spotted Ratfish • head	Hydrolagus colliei	Chondrichthyians
Spotted Ratfish • tooth plates	Hydrolagus colliei	Chondrichthyians
Mount Lyell Salamander • upper body	Hydromantes platycephalus	Caudata
Leopard Seal • skull	Hydrurga leptonyx	Placentals
Highwaterman Catfish • upper body	Hypophthalmus edentatus	Actinopterygians
Hammer-headed Fruit Bat • skull (female)	Hypsignathus monstrosus	Placentals
Hammer-headed Fruit Bat • skull (male)	Hypsignathus monstrosus	Placentals
Banna Caecilian • head	Ichthyophis bannanicus	Gymnophiona
Channel Catfish • head	Ictalurus punctatus	Actinopterygians
Channel Catfish • whole	Ictalurus punctatus	Actinopterygians
Bigmouth Buffalo Fish • head	Ictiobus cyprinellus	Actinopterygians
Bigmouth Buffalo Fish • whole	Ictiobus cyprinellus	Actinopterygians
Golden Toad • whole	Incilius (Bufo) periglenes^†	Anura
Oviraptorid • skull (holotype)	Incisivosaurus gauthieri^†	Non-avian Dinosaurs
Fossil Snake • vertebra	Indophis fanambinana^†	Scleroglossans
Fossil Salamander • whole (holotype)	Iridotriton hechti^†	Caudata
Steindachner's Robber Frog • whole	Ischnocnema guentheri	Anura
Fossil Iguanian • skull	Isodontosaurus gracilis^†	Iguanians
Northern Brown Bandicoot • skull	Isoodon macrourus	Marsupials
Mitrate • whole	Jaekelocarpus oklahomensis^†	Urochordata
Primitive Mammal • whole	Jeholodens jenkinsi^†	Basal Mammals
Mosasauroid Lizard • whole (holotype)	Kaganaias hakusanensis^†	Scleroglossans
Korean Crevice Salamander • head	Karsenia koreana	Caudata
Korean Crevice Salamander • upper body	Karsenia koreana	Caudata
Striped Mud Turtle • skull	Kinosternon baurii	Pleurodires
Fossil Multituberculate • skull	Kryptobaatar dashzevegi^†	Multituberculates
Nursery Fish • whole	Kurtus gulliveri	Actinopterygians
Chiapas Catfish • head	Lacantunia enigmatica	Actinopterygians
Green Lizard • head	Lacerta viridis	Scleroglossans
Bushmaster • head	Lachesis muta	Scleroglossans
Wooly Monkey • skull (juvenile)	Lagothrix lagotricha	Placentals
Wooly Monkey • skull (juvenile, female)	Lagothrix lagotricha	Placentals
Wooly Monkey • skull (juvenile, male)	Lagothrix lagotricha	Placentals
Wooly Monkey • skull (juvenile, male)	Lagothrix lagotricha	Placentals
Wooly Monkey • skull (juvenile, male)	Lagothrix lagotricha	Placentals
Llama • skull	Lama glama	Placentals
Common Kingsnake • egg (skull)	Lampropeltis getula	Scleroglossans
Common Kingsnake • egg (whole)	Lampropeltis getula	Scleroglossans
Common Kingsnake • head (adult)	Lampropeltis getula	Scleroglossans
African House Snake • head	Lamprophis fuliginosus	Scleroglossans
Earless Monitor • head (FMNH)	Lanthanotus borneensis	Scleroglossans
Earless 'Monitor' • head (YPM)	Lanthanotus borneensis	Scleroglossans
Hairy-nosed Wombat • skull	Lasiorhinus sp.	Marsupials
Southern Long-tailed Lizard • head	Latastia longicaudata	Scleroglossans
Banded Sea Krait • head	Laticauda colubrina	Scleroglossans
Coelacanth • head	Latimeria chalumnae	Actinistia
Coelacanth • pelvics	Latimeria chalumnae	Actinistia
Coelacanth • tail	Latimeria chalumnae	Actinistia
Coelacanth • whole	Latimeria chalumnae	Actinistia
Yellow-winged Bat • whole	Lavia frons affinis	Placentals
Curly-tailed Lizard • head	Leiocephalus barahonensis	Iguanians
Butterfly Lizard • head	Leiolepis belliana	Iguanians
Malayan Butterfly Lizard • head	Leiolepis triploida	Iguanians
Hochstetter's Frog • whole	Leiopelma hochstetteri	Anura
Matuasto • head	Leiosaurus catamarcensis	Iguanians
Golden Lion Tamarin • skull (adult, male)	Leontopithecus rosalia	Placentals
Golden Lion Tamarin • skull (juvenile, female)	Leontopithecus rosalia	Placentals
Golden Lion Tamarin • skull (juvenile, female)	Leontopithecus rosalia	Placentals
Golden Lion Tamarin • skull (juvenile, female)	Leontopithecus rosalia	Placentals
Golden Lion Tamarin • skull (juvenile, male)	Leontopithecus rosalia	Placentals
Ocelot • skull (female)	Leopardus pardalis	Placentals
Ocelot • skull (male)	Leopardus pardalis	Placentals
Yellow-spotted Night Lizard • head	Lepidophyma flavimaculatum	Scleroglossans
Gaige's Tropical Night Lizard • head	Lepidophyma gaigeae	Scleroglossans
Smith's Tropical Night Lizard • head	Lepidophyma smithii	Scleroglossans
Blue-crowned Manakin • head	Lepidothrix (Pipra) coronata	Avians
Blue-crowned Manakin • whole	Lepidothrix (Pipra) coronata	Avians
Longnose Gar • head	Lepisosteus osseus	Actinopterygians
Bluegill Sunfish • head	Lepomis macrochirus	Actinopterygians
Bluegill Sunfish • whole	Lepomis macrochirus	Actinopterygians
Sultan Pleco • head	Leporacanthicus joselimai	Actinopterygians
Smallhead Worm Lizard • head	Leposternon microcephalum	Scleroglossans
Texas Blind Snake • head	Leptotyphlops dulcis	Scleroglossans
Black-tailed Jackrabbit • skull	Lepus californicus	Placentals
Pincushion Protea • flower	Leucospermum tottum	Plants
Burton's Legless Lizard • head	Lialis burtonis	Scleroglossans
Rosy Boa • head	Lichanura trivirgata	Scleroglossans
Tree Iguana • head	Liolaemus bellii	Iguanians
White-nosed Blind Snake • head	Liotyphlops albirostris	Scleroglossans
North American River Otter • skull (female)	Lontra canadensis	Placentals
North American River Otter • skull (male)	Lontra canadensis	Placentals
Slender Loris • skull (adult, male)	Loris tardigradus	Placentals
Slender Loris • skull (juvenile, male)	Loris tardigradus	Placentals
Round-snouted Worm Lizard • head	Loveridgea ionidesii	Scleroglossans
New World Sunbeam Snake • head	Loxocemus bicolor	Scleroglossans
Staghorn Beetle • whole	Lucanus sp.	Arthropods
African Wild Dog • skull (female)	Lycaon pictus	Placentals
African Wild Dog • skull (male)	Lycaon pictus	Placentals
Cape Wolf Snake • head	Lycophidion capense	Scleroglossans
Bobcat • skull (female)	Lynx rufus	Placentals
Bobcat • skull (male)	Lynx rufus	Placentals
Club-winged Manakin • whole	Machaeropterus deliciosa	Avians
Red Kangaroo • mandible	Macropus rufus	Marsupials
Red Kangaroo • skull	Macropus rufus	Marsupials
Short-eared Elephant Shrew • skull	Macroscelides proboscideus	Placentals
Short-eared Elephant Shrew • whole	Macroscelides proboscideus	Placentals
Bilby • skull	Macrotis lagotis	Marsupials
African Tree Pangolin • mandible	Manis tricuspis	Placentals
African Tree Pangolin • skull	Manis tricuspis	Placentals
Golden-fronted Woodpecker • head	Melanerpes aurifrons	Avians
Ferret-badger • skull	Melogale moschata	Placentals
Madtsoiid Snake • braincase	Menarana nosymena^†	Scleroglossans
Striped Skunk • skull (female)	Mephitis mephitis	Placentals
Striped Skunk • skull (male)	Mephitis mephitis	Placentals
Mongolian Gerbil • skull	Meriones unguiculatus	Placentals
Fossil Horse • skull	Merychippus insignis^†	Placentals
Globe Urchin • whole	Mespilia globulus	Echinoderms
Extinct Carnivoran • skull	Miacis cognitus^†	Placentals
Gray Mouse Lemur • skull	Microcebus murinus	Placentals
Coral Snake • head	Micrurus fulvius	Scleroglossans
Northern Elephant Seal • skull	Mirounga angustirostris	Placentals
Heart Urchin • whole	Moira atropos	Echinoderms
Thorny Devil • head	Moloch horridus	Iguanians
Thorny Devil • whole	Moloch horridus	Iguanians
Velvety Free-tailed Bat • embryo	Molossus molossus	Placentals
Velvety Free-tailed Bat • head	Molossus molossus	Placentals
Velvety Free-tailed Bat • whole	Molossus molossus	Placentals
Velvety Free-tailed Bat • wrist	Molossus molossus	Placentals
Caribbean Monk Seal • skull (male)	Monachus tropicalis^†	Placentals
Gray Short-tailed Opossum • head	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (adult)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (day 27)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (day 48)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (day 56)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (day 57)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (day 75)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • skull (day 90)	Monodelphis domestica	Marsupials
Gray Short-tailed Opossum • whole	Monodelphis domestica	Marsupials
Tribosphenic Mammal • left dentary	Montanalestes keeblerorum^†	Basal Mammals
Tribosphenic Mammal • right dentary	Montanalestes keeblerorum^†	Basal Mammals
Fossil Mammaliaform • skull	Morganucodon oehleri^†	Basal Synapsids
Cyclocystoid Echinoderm • whole	Moroccodiscus smithi^†	Echinoderms
Cyclocystoid Echinoderm • whole	Moroccodiscus smithi^†	Echinoderms
Cyclocystoid Echinoderm • whole	Moroccodiscus smithi^†	Echinoderms
Ringed Spinytail Iguana • head	Morunasaurus annularis	Iguanians
Harelip Sucker • upper body	Moxostoma lacerum^†	Actinopterygians
Shorthead Redhorse • head	Moxostoma macrolepidotum	Actinopterygians
Coral Reef • reef rock	Multiple Reef Species	Cnidarians
House Mouse • head (heterozygous adult)	Mus musculus	Placentals
House Mouse • head (heterozygous juvenile)	Mus musculus	Placentals
House Mouse • head (homozygous adult)	Mus musculus	Placentals
House Mouse • head (homozygous juvenile)	Mus musculus	Placentals
House Mouse • skull	Mus musculus	Placentals
House Mouse • whole (heterozygous adult)	Mus musculus	Placentals
House Mouse • whole (heterozygous juvenile)	Mus musculus	Placentals
House Mouse • whole (homozygous adult)	Mus musculus	Placentals
House Mouse • whole (homozygous juvenile)	Mus musculus	Placentals
Long-tailed Weasel • skull (female)	Mustela frenata	Placentals
Long-tailed Weasel • skull (male)	Mustela frenata	Placentals
Daubenton's Bat • head	Myotis daubentoni	Placentals
Daubenton's Bat • whole	Myotis daubentoni	Placentals
Daubenton's Bat • wrist	Myotis daubentoni	Placentals
Nutmeg • seed	Myristica fragrans	Plants
Numbat • skull	Myrmecobius fasciatus	Marsupials
New Zealand Short-tailed Bat • head	Mystacina tuberculata	Placentals
New Zealand Short-tailed Bat • whole	Mystacina tuberculata	Placentals
New Zealand Short-tailed Bat • wrist	Mystacina tuberculata	Placentals
Long Whiskers Catfish • upper body	Mystus gulio	Actinopterygians
Old World Sucker-Footed Bat • head	Myzopoda aurita	Placentals
Old World Sucker-Footed Bat • whole	Myzopoda aurita	Placentals
Egyptian Cobra • head	Naja haje	Scleroglossans
Indian Cobra • head	Naja naja	Scleroglossans
African Palm Civet • skull (female)	Nandinia binotata	Placentals
African Palm Civet • skull (male)	Nandinia binotata	Placentals
Mexican Funnel-eared bat • head	Natalus stramineus	Placentals
Mexican Funnel-eared bat • whole	Natalus stramineus	Placentals
Grass Snake • head	Natrix natrix	Scleroglossans
Common Mudpuppy • head	Necturus maculosus	Caudata
Common Mudpuppy • upper body	Necturus maculosus	Caudata
Mountain Catfish • front half	Nematogenys inermis	Actinopterygians
Clouded Leopard • skull (male)	Neofelis nebulosa	Placentals
Knob-tailed Gecko • head	Nephrurus levis	Scleroglossans
Fossil Aquatic Bug • whole	Nepomorpha^†	Arthropods
Fossil Cryptodire • skull (holotype)	Nichollsemys baieri^†	Cryptodires
American Burying Beetle • whole	Nicrophorus americanus	Arthropods
Sauropod Dinosaur • basicranium	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • cervical vertebra 3	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • cervical vertebra 5	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • cervical vertebra 6	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • dorsal vertebra	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • left angular	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • left dentary	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • left maxilla	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • left postorbital	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • left quadrate	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • left surangular	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • right frontal	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • right jugal	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • right orbitosphenoid	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • right postorbital	Nigersaurus taqueti^†	Non-avian Dinosaurs
Sauropod Dinosaur • right premaxilla	Nigersaurus taqueti^†	Non-avian Dinosaurs
Lesser Bulldog Bat • head	Noctilio albiventris	Placentals
Lesser Bulldog Bat • whole	Noctilio albiventris	Placentals
Cretaceous Gekkonomorph • skull	Norellius nyctisaurops^†	Scleroglossans
Fossil Fish • whole	Notogoneus osculus^†	Actinopterygians
Southern Marsupial Mole • skull	Notoryctes typhlops	Marsupials
Broadnose Sevengill Shark • braincase	Notorynchus cepedianus	Chondrichthyians
Raccoon Dog • skull (female)	Nyctereutes procyonoides	Placentals
Raccoon Dog • skull (male)	Nyctereutes procyonoides	Placentals
Large Slit-Faced Bat • head	Nycteris grandis	Placentals
Large Slit-faced Bat • whole	Nycteris grandis	Placentals
Painted Indonesian Tree Frog • head	Nyctixalus pictus	Anura
Painted Indonesian Tree Frog • whole	Nyctixalus pictus	Anura
Fossil Platypus • skull	Obdurodon dicksoni^†	Monotremes
Walrus • skull (adult)	Odobenus rosmarus	Placentals
Walrus • skull (juvenile)	Odobenus rosmarus	Placentals
White-tailed Deer • skull	Odocoileus virginianus	Placentals
Peacock Mantis Shrimp • head	Odontodactylus scyllarus	Arthropods
Peacock Mantis Shrimp • whole	Odontodactylus scyllarus	Arthropods
Fossil Bird • skull	Odontopteryx toliapica^†	Avians
Pelycosaur • skull	Oedalops campi^†	Basal Synapsids
Japanese Clawed Salamander • head	Onychodactylus japonicus	Caudata
Japanese Clawed Salamander • upper body	Onychodactylus japonicus	Caudata
European Legless Lizard • head	Ophisaurus apodus	Scleroglossans
Hoatzin • head	Opisthocomus hoazin	Avians
Hoatzin • whole	Opisthocomus hoazin	Avians
Madagascar Swift • head	Oplurus cyclurus	Iguanians
Fossil Cryptodire • skull	Ordosemys sp.^†	Cryptodires
Duckbill Platypus • skull (adult)	Ornithorhynchus anatinus	Monotremes
Duckbill Platypus • skull (juvenile)	Ornithorhynchus anatinus	Monotremes
Aardvark • skull	Orycteropus afer	Placentals
Dwarf Crocodile • skull	Osteolaemus tetraspis	Pseudosuchia
Bat-eared Fox • skull (female)	Otocyon megalotis	Placentals
Bat-eared Fox • skull (male)	Otocyon megalotis	Placentals
Fossil Snake with Legs • skull (holotype)	Pachyrhachis problematicus^†	Scleroglossans
Common Chimpanzee • skull	Pan troglodytes	Placentals
Royal Pleco Catfish • head	Panaque cf. nigrolineatus	Actinopterygians
Royal Pleco Catfish • whole	Panaque cf. nigrolineatus	Actinopterygians
Lion • skull (adult)	Panthera leo	Placentals
Lion • skull (juvenile)	Panthera leo	Placentals
Leopard • skull	Panthera pardus	Placentals
Brown Hyena • skull	Parahyaena brunnea	Placentals
Brown Hyena • skull (male)	Parahyaena brunnea	Placentals
Fossil Stem Penguin • braincase	Paraptenodytes antarcticus^†	Avians
Hampton's Slug Snake • head	Pareas hamptoni	Scleroglossans
Fossil Scincomorph • skull	Parmeosaurus scutatus^†	Scleroglossans
Giant Hummingbird • skull	Patagona gigas	Avians
Nodosaurid Ankylosaur • skull (holotype)	Pawpawsaurus campbelli^†	Non-avian Dinosaurs
Springhare • skull	Pedetes capensis	Placentals
Fossil Crocodyliform • braincase	Pelagosaurus typus^†	Pseudosuchia
Fossil Crocodyliform • skull	Pelagosaurus typus^†	Pseudosuchia
Fossil Anguid • skull (13870)	Peltosaurus granulosus^†	Scleroglossans
Fossil Anguid • skull (27072)	Peltosaurus granulosus^†	Scleroglossans
Fossil Anguid • skull (8138)	Peltosaurus granulosus^†	Scleroglossans
East African Serrated Mud Turtle • skull	Pelusios sinuatus	Pleurodires
Fossil Shield Bug • whole	Pentatomoidea^†	Arthropods
Oldfield Mouse • head (adult)	Peromyscus polionotus	Placentals
Oldfield Mouse • head (day 1)	Peromyscus polionotus	Placentals
Oldfield Mouse • whole (adult)	Peromyscus polionotus	Placentals
Oldfield Mouse • whole (day 1)	Peromyscus polionotus	Placentals
Greater Glider • skull	Petauroides volans	Marsupials
Rock Ringtail Possum • skull	Petropseudes dahli	Marsupials
Banded Rock Lizard • head	Petrosaurus mearnsi	Iguanians
Red Hills Salamander • head	Phaeognathus hubrichti	Caudata
Red-tailed Tropicbird • skull	Phaethon rubricauda	Avians
Brandt's Cormorant • skull	Phalacrocorax penicillatus	Avians
Northern Common Cuscus • skull	Phalanger orientalis	Marsupials
Koala • skull	Phascolarctos cinereus	Marsupials
Lined Day Gecko • head	Phelsuma lineata	Scleroglossans
Round-snout Pygmy Frog • head	Philautus femoralis	Anura
Round-snout Pygmy Frog • whole	Philautus femoralis	Anura
Gunther's Bubble-nest Frog • head	Philautus microtympanum	Anura
Gunther's Bubble-nest Frog • whole	Philautus microtympanum	Anura
Boulenger's Bubble-nest Frog • head	Philautus signatus	Anura
Boulenger's Bubble-nest Frog • whole	Philautus signatus	Anura
Harbor Porpoise • mandible (juvenile)	Phocoena phocoena	Placentals
Harbor Porpoise • skull (adult)	Phocoena phocoena	Placentals
Harbor Porpoise • skull (juvenile)	Phocoena phocoena	Placentals
Caribbean Flamingo • head	Phoenicopterus ruber	Avians
Microteiid • head	Pholidobolus montium	Scleroglossans
Long-spined Horned Lizard • head	Phrynosoma asio	Iguanians
Short-tailed Horned Lizard • head	Phrynosoma braconnieri	Iguanians
Texas Horned Lizard • head	Phrynosoma cornutum	Iguanians
Texas Horned Lizard • whole	Phrynosoma cornutum	Iguanians
Coast Horned Lizard • head	Phrynosoma coronatum	Iguanians
Rock Horned Lizard • head	Phrynosoma ditmarsi	Iguanians
Pygmy Short-horned Lizard • head	Phrynosoma douglassii	Iguanians
Short-horned Lizard • head	Phrynosoma hernandesi	Iguanians
Flat-tailed Horned Lizard • head	Phrynosoma mcallii	Iguanians
Flat-tailed Horned Lizard • whole	Phrynosoma mcallii	Iguanians
Round-tailed Horned Lizard • head	Phrynosoma modestum	Iguanians
Chihuahua Desert Horned Lizard • head	Phrynosoma orbiculare	Iguanians
Desert Horned Lizard • head	Phrynosoma platyrhinos	Iguanians
Regal Horned Lizard • head	Phrynosoma solare	Iguanians
Mexican Horned Lizard • embryo	Phrynosoma taurus	Iguanians
Mexican Horned Lizard • head	Phrynosoma taurus	Iguanians
Mexican Horned Lizard • whole	Phrynosoma taurus	Iguanians
Spear-nosed bat • head	Phyllostomus hastatus	Placentals
Spear-nosed Bat • whole	Phyllostomus hastatus	Placentals
Northern Leaf-tailed Gecko • head	Phyllurus cornutus	Scleroglossans
Dwarf Chilean Chuckwalla • head	Phymaturus palluma	Iguanians
Chinese Water Dragon • head	Physignathus cocincinus	Iguanians
White-headed Woodpecker • head	Picoides albolarvatus	Avians
White-headed Woodpecker • whole	Picoides albolarvatus	Avians
Red-capped Manakin • head	Pipra mentalis	Avians
Red-capped Manakin • whole	Pipra mentalis	Avians
Sea Star • whole	Pisaster sp.	Echinoderms
Emperor Flat Lizard • head	Platysaurus imperator	Scleroglossans
Big-headed Turtle • skull	Platysternon megacephalum	Cryptodires
Spanish Ribbed Newt • head	Pleurodeles waltl	Caudata
Spanish Ribbed Newt • upper body	Pleurodeles waltl	Caudata
Collared Tree Lizard • head	Plica plica	Iguanians
Mosasaur • skull	Plotosaurus bennisoni	Scleroglossans
Pied-billed Grebe • skull	Podilymbus podiceps	Avians
Yellow-spotted Amazon River Turtle • skull	Podocnemis unifilis	Pleurodires
Bearded Dragon • head	Pogona vitticeps	Iguanians
Paper Wasp • nest	Polistes sp.	Arthropods
Paper Wasp • wasp	Polistes sp.	Arthropods
Fossil Iguanid • skull	Polrussia mongoliensis^†	Iguanians
Bush Anole • head	Polychrus marmoratus	Iguanians
Paddlefish • head	Polyodon spathula	Actinopterygians
Common Hour-glass Tree Frog • head	Polypedates cruciger	Anura
Common Hour-glass Tree Frog • whole	Polypedates cruciger	Anura
Saddled Tree Frog • head	Polypedates eques	Anura
Saddled Tree Frog • whole	Polypedates eques	Anura
Golden Tree Frog • head	Polypedates leucomystax	Anura
Golden Tree Frog • whole	Polypedates leucomystax	Anura
Senegal Bichir • head	Polypterus senegalus	Actinopterygians
Senegal Bichir • whole	Polypterus senegalus	Actinopterygians
Fossil Chiton • whole	Polysacos vickersianum^†	Mollusks
Orangutan • skull	Pongo pygmaeus	Placentals
Long-nosed Potoroo • skull	Potorous tridactylus	Marsupials
Kinkajou • skull (female)	Potos flavus	Placentals
Kinkajou • skull (male)	Potos flavus	Placentals
Fossil Praying Mantid • whole	Praying Mantid^†	Arthropods
Tamaulipan Blindcat • head (holotype)	Prietella lundbergi	Actinopterygians
Tamaulipan Blindcat • whole (holotype)	Prietella lundbergi	Actinopterygians
Banded Linsang • skull	Prionodon linsang	Placentals
Bush Anole • head	Pristidactylus torquatus	Iguanians
Robber Frog • whole	Pristimantis pulvinatus	Anura
Sawfish • head	Pristis sp.	Chondrichthyians
Fossil Eucynodont • skull	Probainognathus sp.^†	Basal Synapsids
Fossil Eucynodont • skull (holotype)	Probelesodon sanjuanensis^†	Basal Synapsids
Rock Hyrax • skull	Procavia capensis	Placentals
Northern Raccoon • skull (female)	Procyon lotor	Placentals
Northern Raccoon • skull (male)	Procyon lotor	Placentals
Fossil Archosauromorph • skull	Prolacerta broomi^†	Rhynchocephalians
Fossil bird • skull	Prophaethon shrubsolei^†	Avians
Fossil Tapir • skull	Protapirus simplex^†	Placentals
Slender Lungfish • head	Protopterus dolloi	Sarcopterygians
Antiphonal • book	Psalterium, Antiphonarium Sanctorale	Other
Green Sea Urchin • whole	Psammechinus miliaris	Echinoderms
Fire Ant Decapitating Fly • whole	Pseudacteon obtusus	Arthropods
Western Ringtail Possum • skull	Pseudocheirus occidentalis	Marsupials
Coppery Ringtail Possum • skull	Pseudochirops cupreus	Marsupials
Painted ringtail • skull	Pseudochirulus forbesi	Marsupials
Great Amu Darya Shovelnose Sturgeon • head	Pseudoscaphirhynchus kaufmanni	Actinopterygians
Probainognathian Cynodont • skull	Pseudotherium argentinus^†	Basal Mammals
Ediacaran Fossil • whole	Pteridinium simplex^†	Other
Mustached Bat • head	Pteronotus parnelli	Placentals
Mustached Bat • whole	Pteronotus parnelli	Placentals
Lyle's Flying Fox • skull	Pteropus lylei	Placentals
Black-naped Fruit-Dove • head	Ptilinopus melanospila	Avians
Black-naped Fruit-Dove • upper body	Ptilinopus melanospila	Avians
Metatherian • skull	Pucadelphys andinus^†	Basal Mammals
Puma • skull (female)	Puma concolor	Placentals
Puma • skull (male)	Puma concolor	Placentals
Adelie Penguin • skull	Pygoscelis adeliae	Avians
Chinstrap Penguin • skull	Pygoscelis antarctica	Avians
Fossil Teiid • skull	Pyramicephalosaurus cherminicus^†	Scleroglossans
Burmese Python • head	Python molurus	Scleroglossans
Pedunculate Oak • wood	Quercus robur	Plants
Brahminy Blind Snake • head	Ramphotyphlops braminus	Scleroglossans
Brahminy Blind Snake • whole	Ramphotyphlops braminus	Scleroglossans
American Bullfrog • head	Rana catesbeiana	Anura
Common Rat • skull	Rattus norvegicus	Placentals
Gargoyle Gecko • head	Rhacodactylus auriculatus	Scleroglossans
Java Flying Frog • head	Rhacophorus reinwardtii	Anura
Java Flying Frog • whole	Rhacophorus reinwardtii	Anura
Pterosaur • skull	Rhamphorhynchus muensteri^†	Pterosaurs
Greater Rhea • skull	Rhea americana	Avians
Florida Worm Lizard • head	Rhineura floridana	Scleroglossans
Fossil Worm Lizard • skull	Rhineura hatcherii^†	Scleroglossans
Painted Wood Turtle • skull	Rhinoclemmys pulcherrima	Pleurodires
Greater Horseshoe Bat • head	Rhinolophus ferrumequinum	Placentals
Greater Horseshoe Bat • whole	Rhinolophus ferrumequinum	Placentals
Gray's Earth Snake • head	Rhinophis (Uropeltis) melanogaster	Scleroglossans
Lesser Mouse-tailed Bat • head	Rhinopoma hardwickei	Placentals
Lesser Mouse-tailed Bat • whole	Rhinopoma hardwickei	Placentals
Wedge-shaped Beetle • whole	Rhipiphoridae sp.	Arthropods
Atlantic Sharpnose Shark • head	Rhizoprionodon terraenovae	Chondrichthyians
Loach Goby • head (silver stained)	Rhyacichthys aspro	Actinopterygians
Loach Goby • head (sudan black stained)	Rhyacichthys aspro	Actinopterygians
Southern Torrent Salamander • head	Rhyacotriton variegatus	Caudata
Southern Torrent Salamander • upper body	Rhyacotriton variegatus	Caudata
Striped Catfish • upper body	Rita rita	Actinopterygians
Fossil Robber Fly • whole	Robber Fly^†	Arthropods
Fossil Primate • skull	Rooneyia viejaensis^†	Placentals
Manado Fruit Bat • head	Rousettus (Boneia) bidens	Placentals
Manado Fruit Bat • whole	Rousettus (Boneia) bidens	Placentals
Greater Sac-winged Bat • head	Saccopteryx bilineata	Placentals
Greater Sac-winged Bat • whole	Saccopteryx bilineata	Placentals
Cotton-top Tamarin • skull (adult, male)	Saguinus oedipus	Placentals
Cotton-top Tamarin • skull (juvenile, female)	Saguinus oedipus	Placentals
Cotton-top Tamarin • skull (juvenile, female)	Saguinus oedipus	Placentals
Cotton-top Tamarin • skull (juvenile, male)	Saguinus oedipus	Placentals
Cotton-top Tamarin • skull (juvenile, male)	Saguinus oedipus	Placentals
Saiga Antelope • head	Saiga tatarica	Placentals
Squirrel Monkey • skull (adult, female)	Saimiri sciureus	Placentals
Squirrel Monkey • skull (juvenile, male)	Saimiri sciureus	Placentals
Squirrel Monkey • skull (juvenile, male)	Saimiri sciureus	Placentals
Squirrel Monkey • skull (juvenile, male)	Saimiri sciureus	Placentals
Squirrel Monkey • skull (juvenile, male)	Saimiri sciureus	Placentals
Sauropodomorph • braincase, holotype	Sarahsaurus aurifontanalis	Non-avian Dinosaurs
Tasmanian Devil • skull	Sarcophilus laniarius	Marsupials
Common Chuckwalla • Skull	Sauromalus ater	Iguanians
Theropod Dinosaur • skull	Saurornithoides mongoliensis^†	Non-avian Dinosaurs
Fossil Pseudosuchid • skull	Saurosuchus galilei^†	Pseudosuchia
Shovelnose Sturgeon • head	Scaphirhynchus platorynchus	Actinopterygians
Western Fence Lizard • whole (hatchling)	Sceloporus occidentalis	Iguanians
Rose-bellied Lizard • head	Sceloporus variabilis	Iguanians
Spotted Bird Grasshopper • head	Schistocerca emarginata	Arthropods
Spotted Bird Grasshopper • whole	Schistocerca emarginata	Arthropods
North African Sandfish • head	Scincus scincus	Scleroglossans
Eastern Fox Squirrel • skull	Sciurus niger	Placentals
Caecilian • head	Scolecomorphus sp.	Gymnophiona
Megarian Banded Centipede • upper body	Scolopendra cingulata	Arthropods
Fossil Thick-tailed Scorpion • whole	Scorpion^†	Arthropods
Ovenbird • head	Seiurus aurocapillus	Avians
Ovenbird • whole	Seiurus aurocapillus	Avians
Pacific Moonfish • head	Selene peruviana	Actinopterygians
Pacific Moonfish • whole	Selene peruviana	Actinopterygians
Chinese Crocodile Lizard • head (adult)	Shinisaurus crocodilurus	Scleroglossans
Chinese Crocodile Lizard • head (juvenile)	Shinisaurus crocodilurus	Scleroglossans
Pug-nosed Crocodyliform • skull (holotype)	Simosuchus clarki^†	Pseudosuchia
Fossil Borhyaenid • braincase	Sipalocyon sp.^†	Marsupials
Greater Siren • head	Siren lacertina	Caudata
Greater Siren • upper body	Siren lacertina	Caudata
Fat-tailed Dunnart • skull	Sminthopsis crassicaudata	Marsupials
Fossil Snail • whole	Snail in Amber^†	Mollusks
Ground Snake • head	Sonora semiannulata	Scleroglossans
Dusky (Montane) Shrew • head	Sorex monticolus	Placentals
Dusky (Montane) Shrew • whole	Sorex monticolus	Placentals
Fossil Amphisbaenian • skull	Spathorhynchus fossorium^†	Scleroglossans
South American Bush Dog • skull	Speothos venaticus	Placentals
Columbian Ground Squirrel • skull	Spermophilus columbianus	Placentals
Rock Squirrel • skull	Spermophilus variegatus	Placentals
Jackass Penguin • skull	Spheniscus demersus	Avians
Tuatara • head (adult)	Sphenodon punctatus	Rhynchocephalians
Tuatara • head (juvenile)	Sphenodon punctatus	Rhynchocephalians
Solomons Skink • head	Sphenomorphus solomonis	Scleroglossans
Great Hammerhead • head	Sphyrna mokarran	Chondrichthyians
Golden Hammerhead • head	Sphyrna tudes	Chondrichthyians
Pacific Coast Giant Musk Turtle • skull	Staurotypus salvinii	Cryptodires
Catfish • head	Steindachneridion scriptum	Actinopterygians
Leaf Lizard • head	Stenocercus guentheri	Iguanians
Purple Sea Urchin • whole	Strongylocentrotus purpuratus	Echinoderms
Ostrich • quadrate	Struthio camelus	Avians
Ostrich • skull	Struthio camelus	Avians
Meerkat • skull (female)	Suricata suricatta	Placentals
Meerkat • skull (male)	Suricata suricatta	Placentals
Wild Pig • knee	Sus scrofa	Placentals
Wild Pig • skull	Sus scrofa	Placentals
Coco do Vaquiero • fruit	Syagrus flexuosa	Plants
Eastern Cottontail • skull	Sylvilagus floridanus	Placentals
Angel Squeaker • head	Synodontis angelicus	Actinopterygians
Angel Squeaker • whole	Synodontis angelicus	Actinopterygians
Theropod Dinosaur • skull (holotype)	Syntarsus kayentakatae^†	Non-avian Dinosaurs
Short-nosed Echidna • mandible	Tachyglossus aculeatus	Monotremes
Short-nosed Echidna • skull	Tachyglossus aculeatus	Monotremes
Mexican Free-tailed Bat • head	Tadarida brasiliensis	Placentals
Mexican Free-tailed Bat • whole	Tadarida brasiliensis	Placentals
Grass Lizard • head	Takydromus ocellatus	Scleroglossans
European Mole • skull	Talpa europaea	Placentals
Mauritian Tomb Bat • head	Taphozous mauritianus	Placentals
Mauritian Tomb Bat • whole	Taphozous mauritianus	Placentals
Baird's Tapir • skull	Tapirus bairdii	Placentals
Asian Tapir • skull	Tapirus indicus	Placentals
Lowland Tapir • skull	Tapirus terrestris	Placentals
California Newt • head	Taricha torosa	Caudata
California Newt • whole	Taricha torosa	Caudata
American Badger • skull (female)	Taxidea taxus	Placentals
American Badger • skull (subadult)	Taxidea taxus	Placentals
Fossil Platypus • left jaw	Teinolophos trusleri^†	Monotremes
Fossil Platypus • left jaw	Teinolophos trusleri^†	Monotremes
Fossil Platypus • right jaw	Teinolophos trusleri^†	Monotremes
Whiptail Lizard • head	Teius teyou	Scleroglossans
Fossil Iguanid • skull	Temujinia ellisoni^†	Iguanians
Brachiopod • lophophore	Terebratalia transversa	Brachiopoda
Brachiopod • whole	Terebratalia transversa	Brachiopoda
Four-armed Frogfish • head	Tetrabrachium ocellatum	Actinopterygians
Driftwood Catfish • head	Tetranematichthys wallacei	Actinopterygians
Driftwood Catfish • whole	Tetranematichthys wallacei	Actinopterygians
Checkered Garter Snake • head	Thamnophis marcianus	Scleroglossans
Taylor's Bug-eyed Frog • head	Theloderma stellatum	Anura
Taylor's Bug-eyed Frog • whole	Theloderma stellatum	Anura
Sierra Juarez Hidden Salamander • head	Thorius (Cryptotriton) adelos	Caudata
Sierra Juarez Hidden Salamander • upper body	Thorius (Cryptotriton) adelos	Caudata
Golden Thorius • head	Thorius aureus	Caudata
Long-tailed Minute Salamander • upper body	Thorius longicaudus	Caudata
Long-tailed Minute Salamander • whole	Thorius longicaudus	Caudata
Extremely Minute Salamander • head	Thorius minutissimus	Caudata
Extremely Minute Salamander • whole	Thorius minutissimus	Caudata
Upper Cerro Pigmy Salamander • head	Thorius narisovalis	Caudata
Upper Cerro Pigmy Salamander • upper body	Thorius narisovalis	Caudata
Pine-dwelling Minute Salamander • upper body	Thorius pinicola	Caudata
Heroic Minute Salamander • upper body	Thorius tlaxiacus	Caudata
Fossil Cynodont • skull	Thrinaxodon liorhinus^†	Basal Synapsids
Arctic Grayling • head	Thymallus arcticus	Actinopterygians
Arctic Grayling • whole	Thymallus arcticus	Actinopterygians
Disk-winged Bat • embryo	Thyroptera tricolor	Placentals
Disk-winged Bat • head	Thyroptera tricolor	Placentals
Disk-winged Bat • whole	Thyroptera tricolor	Placentals
Disk-winged Bat • wrist	Thyroptera tricolor	Placentals
Bluetongue Skink • head	Tiliqua scincoides	Scleroglossans
Puna Tinamou (hatchling) • head	Tinamotis pentlandii	Avians
Puna Tinamou • whole	Tinamotis pentlandii	Avians
Fossil Multituberculate • skull	Tombaatar sabuli^†	Multituberculates
False Gharial • skull	Tomistoma schlegelii	Pseudosuchia
Malagasy Plated Lizard • head	Tracheloptychus petersi	Scleroglossans
Rainbow Skink • head	Trachylepis quinquetaeniata	Scleroglossans
Fossil Primate • skull	Tremacebus harringtoni^†	Placentals
West African Manatee • skull	Trichechus senegalensis	Placentals
Brushtail Possum • skull	Trichosurus vulpecula	Marsupials
Trilobite • whole	Trilobite^†	Arthropods
Lyre Snake • head	Trimorphodon biscutatus	Scleroglossans
African Softshell Turtle • skull	Trionyx triunguis	Cryptodires
Toothless Blindcat • head	Trogloglanis pattersoni	Actinopterygians
Checkerboard Worm Lizard • head	Trogonophis wiegmanni	Scleroglossans
Haitian Dwarf Boa • head	Tropidophis haetianus	Scleroglossans
Theropod Dinosaur • skull	Tsaagan mangas^†	Non-avian Dinosaurs
Tulip • flower	Tulipa sp.	Plants
Common Tegu • head	Tupinambis teguixin	Scleroglossans
Fossil Beaked Whale • skull	Turkana ziphiid^†	Placentals
Bottlenose Dolphin • skull	Tursiops truncatus	Placentals
Rubber Eel • head	Typhlonectes natans	Gymnophiona
Trinidad Blind Snake • head	Typhlophis squamosus	Scleroglossans
Jamaican Blind Snake • head	Typhlops jamaicensis	Scleroglossans
Barn Owl • head	Tyto alba	Avians
Mojave Fringe-toed Lizard • head	Uma scoparia	Iguanians
Central Mudminnow • head	Umbra limi	Actinopterygians
Banana Boa • head	Ungaliophis continentalis	Scleroglossans
Hedgehog • head	unknown species	Placentals
Hedgehog • whole	unknown species	Placentals
Kannan Caecilian • head	Uraeotyphlus narayani	Gymnophiona
Brown Tree Climber Lizard • head	Uranoscodon superciliosus	Iguanians
Gray Fox • skull (female)	Urocyon cinereoargenteus	Placentals
Gray Fox • skull (male)	Urocyon cinereoargenteus	Placentals
Egyptian Spiny-tailed Lizard • head	Uromastyx aegyptius	Iguanians
Indian Spiny-tailed Lizard • skull	Uromastyx hardwickii	Iguanians
Woodmason's Earth Snake • head	Uropeltis woodmasoni	Scleroglossans
Brazilian Steppe Iguana • head	Urostrophus vautieri	Iguanians
American Black Bear • skull (male)	Ursus americanus	Placentals
Grizzly Bear • skull	Ursus arctos	Placentals
Grizzly Bear • skull (female)	Ursus arctos	Placentals
Polar Bear • skull	Ursus maritimus	Placentals
Polar Bear • skull (male)	Ursus maritimus	Placentals
Side-blotched Lizard • head	Uta stansburiana	Iguanians
Ridge-tail Monitor • head	Varanus acanthurus	Scleroglossans
Savannah Monitor • head	Varanus exanthematicus	Scleroglossans
Sand Monitor • head	Varanus gouldii	Scleroglossans
Komodo Dragon • Head	Varanus komodoensis	Scleroglossans
Water Monitor • head	Varanus salvator	Scleroglossans
Fossil Bird • skeleton (holotype)	Vegavis iaai^†	Avians
Fossil Therian Mammal • skull	Vincelestes neuquenianus^†	Basal Mammals
Common Wombat • skull	Vombatus ursinus	Marsupials
Red Fox • skull (female)	Vulpes vulpes	Placentals
Red Fox • skull (male)	Vulpes vulpes	Placentals
Swamp Wallaby • skull	Wallabia bicolor	Marsupials
Durango Night Lizard • head (paratype)	Xantusia 'extorris'	Scleroglossans
Bezy's Night Lizard • head	Xantusia bezyi	Scleroglossans
Granite Night Lizard • head	Xantusia henshawi	Scleroglossans
Magdalena Night Lizard • head	Xantusia magdalena	Scleroglossans
Island Night Lizard • head	Xantusia riversiana	Scleroglossans
Sonoran Night Lizard • head	Xantusia sonora	Scleroglossans
Desert Night Lizard • head	Xantusia vigilis	Scleroglossans
African Characin • head	Xenocharax spilurus	Actinopterygians
African Characin • whole	Xenocharax spilurus	Actinopterygians
Checkered Keelback Snake • head	Xenochrophis piscator	Scleroglossans
Sunbeam Snake • head	Xenopeltis unicolor	Scleroglossans
African Clawed Frog • whole	Xenopus laevis	Anura
Knob-scaled Lizard • head	Xenosaurus grandis	Scleroglossans
Fossil Cryptodire • braincase	Xinjiangchelys radiplicatoides^†	Cryptodires
Pichi Armadillo • upper body	Zaedyus pichiy	Placentals
Pichi Armadillo • whole	Zaedyus pichiy	Placentals
Long-nosed Echidna • skull	Zaglossus bartoni	Monotremes
California Sea Lion • skull (female)	Zalophus californianus	Placentals
California Sea Lion • skull (male)	Zalophus californianus	Placentals
Theropod Dinosaur • skull	Zanabazar junior^†	Non-avian Dinosaurs
Fossil Iguanid • skull	Zapsosaurus sceliphros	Iguanians
Ornate Girdled Lizard • head	Zonosaurus ornatus	Scleroglossans

©2002-2019 - UTCT/DigiMorph.org	Funding by NSF Comments