pterosaur

noun 0.731

ichthyosaurus

noun 0.701

ichthyosaur

noun 0.691

pterodactyl

noun 0.661

sauropod

noun 0.658

dinosaur

noun 0.633

saurian

noun 0.626

hadrosaur

noun 0.609

brontosaurus

noun 0.605

ankylosaur

noun 0.602

stegosaurus

noun 0.598

stegosaur

noun 0.593

reptile

noun 0.592

hadrosaurid

noun 0.589

diplodocus

noun 0.572

triceratops

noun 0.569

reptilian

noun 0.569

titanosaur

noun 0.568

paleontologist

noun 0.566

sea turtle

noun 0.563

theropod

noun 0.563

sea serpent

noun 0.563

crocodilian

noun 0.560

tyrannosaur

noun 0.558

placoderm

noun 0.557

trilobite

noun 0.555

tyrannosaurus

noun 0.554

ornithischian

noun 0.554

lizard

noun 0.553

iguanodon

noun 0.551

allosaurus

noun 0.551

lamprey

noun 0.547

nautiloid

noun 0.546

plesiomorphy

noun 0.546

ceratopsian

noun 0.544

sea dragon

noun 0.539

pinniped

noun 0.535

ammonite

noun 0.534

tetrapod

noun 0.532

paleontology

noun 0.529

temnospondyl

noun 0.527

ornithopter

noun 0.525

ceratopsid

noun 0.525

coelacanth

noun 0.525

pond turtle

noun 0.524

living fossil

noun 0.524

lizardfish

noun 0.522

chelonian

noun 0.521

velociraptor

noun 0.520

brachiopod

noun 0.519

pleopod

noun 0.517

lacertid

noun 0.516

palaeontology

noun 0.515

sea mammal

noun 0.514

water horse

noun 0.511

sperm whale

noun 0.508

amphibian

noun 0.507

lizardman

noun 0.506

platypus

noun 0.506

sea snake

noun 0.505

cetacean

noun 0.505

pachyderm

noun 0.504

terrapin

noun 0.503

crocodile

noun 0.503

dino

noun 0.502

sea lion

noun 0.501

graptolite

noun 0.500

sea horse

noun 0.500