Polypterus

Fish

Pleurodira

Reptile

Rajiformes

Fish

Rhamnophis

Rodhocetus

Rockfishes

Fish

Rubber boa

Snake

Shoal bass

Fish

Steropodon

Animal

Twig snake

Tripletail

Fish

Ambulocetus

Animal

Amur minnow

Fish

Archaeoceti

Animal

Black tetra

Fish

Birch mouse

Caviomorpha

Rodent

Cetomimidae

Fish

Cephalogale

Chaco eagle

Birds

Chimaeridae

Clevosaurus

Reptile

Common bleak

Fish

Common molly

Fish

Coturnicops

Birds

Diplomystes

Fish

Diogenornis

Dwarf shrew

Gigantornis

Gnathonemus

Fish

Glyptodonts

Animal

Green monkey

Primate

Gryposuchus

Reptile

Hainosaurus

Reptile

Halitherium

Hemigalinae

Animal

Hierococcyx

Hypopomidae

Hypsibarbus

Fish

Least grebe

Birds

Leopoldamys

Rodent

Lemon tetra

Fish

Little tern

Birds

Livebearers

Fish

Mancallinae

Marble Goby

Fish

Microchirus

Fish

Mixotoxodon