apatosaurus, conodonts, dimetrodon, tubelike, scutes, iguanodon, ankylosaurus, trilobite, insectivore, ichthyosaur, camarasaurus, stegosaurus, whorled, crinoid, duckbilled, wormlike, peccary, sauropod dinosaur, jawless, palps, diplodocus, radula, hadrosaur, mud dauber, snuffbox, pteranodon, wattled, coprolite, fossilised, hyraxes, triceratops, chiton, homo habilis, lathed, ornithopod, fingerlike, utahraptor, allosaurus, robustus, ankylosaur, daddy longlegs, tufa, ribbonlike, ovipositor, brachiosaurus, stalactite, horsehead, hummock, sabertooth, footless, hawk moth, lobate, fishlike, scaleless, tyrannosaurus rex, raptorial, barbels, ostracods, nubbly, theropod dinosaur, zoomorphic, woolly rhinoceros, undyed, caddis fly, spearlike, protuberances, sphinx moth, rock hyrax, brachiopod, ringlet, sifaka, dewlap, psittacosaurus, baleen whale, horned lizard, winglike, edmontosaurus, canopic jar, gastropod, birchbark, greyish brown, aquatic mammal, auklet, downy woodpecker, tragus, plantlike, pterodactyl, duckie, paillette, tadpole shrimp, brown creeper, brontosaurus, endoskeleton, hairlike, snowy egret, chironomid, postholes, ammonite, mosasaur, quilled, pinecone, protoceratops, beaked, cage, socket, bipedal, carnivorous, disc, fenestrated, herbivorous, hinged, hingeless, hipped, horned, locking, lubricated, needle, nosed, overflow, porcine, quadrupedal, sealing

egg-laying mammal, ganoid, ganoid fish, monotreme

duck-billed, duck-billed platypus, duckbilled platypus, ornithorhynchus anatinus, paddlefish, platypus, polyodon spathula