Simple categories matching extinct:

• animal,
• giant,
• plant,
• dinosaur,
• mammal,
• equid,
• creature,
• beast,
• archosaur,
• relative,
• fauna,
• bird,
• human,
• predator,
• organism,
• amniote,
• ratite,
• reptile,
• herbivore,
• vertebrate,

Members with property extinct:

• pterodactyl,
• marsupial_lion,
• mammoth,
• dodo,
• dinosaur,
• quagga,
• gorilla,
• horse,
• thylacine,
• pigmy_elephant,
• tigers,
• sloth,
• mastodon,
• homo,
• sabertoothed_tigers,
• stegosaurus,
• kangaroo,
• bison,
• insect,
• edmontosaurus,
• ichthyosaur,
• wild_horse,
• rodent,
• rhinoceros,
• wooly_rhino,
• camel,
• giant_pig,
• notornis,
• north-island_robin,
• tyrannosaurus,
• plesiosaur,
• huge_bison,
• goose,
• pterosaur,
• ancient_plant,
• thecodont,
• whale,
• golden_eagle,
• sabertooth_cat,
• lion,
• black_panther,
• coelacanth,
• tasmanian_tiger,
• labrador_duck,
• paradise_parrot,
• giant_sloth,
• leopard,
• wooly_rhinoceros,
• turtle,
• giraffe,
• archaeopteryx,
• modern_tarpan,
• theropod,
• elk,
• giant_deer,
• marsupial_wolf,
• zebra,
• heron,
• imperial_woodpecker,
• australian_marsupial,
• flying_archaeopteryx,
• triceratops,
• gigantic_lizard,
• hyena,
• moa,
• giant_bison,
• giant_mastodon,
• wooly_mammoth,
• pig,
• columbian_mammoth,
• bird,
• deer,
• wheat,
• sabertoothed_tiger,
• ancient_bison,
• jaguar,
• borneo_rhino,
• reunion_solitaire,
• striped_marsupial,
• woolly_rhinoceros,
• trilobite,
• giant_horsetail,
• tasmanian_tigers,
• potato,
• sumatran_rhinoceros,
• woolly_mammoth,
• dimetrodon,
• giant,
• solitaire,
• tarpan,
• neanderthal_homo,
• cynodont,
• fern,
• crocodilian,
• super_bison,
• hippopotamus,
• lynx,
• rhino,
• european_beaver,
• rosewood,
• animal,
• wild_boar,
• brontosaurus,
• wapiti,
• elephant,
• early_mammal,
• woolly_rhino,
• sabertoothed_cat,
• fish,
• seahorse,
• zebra_relative,
• dodo_bird,
• seed-fern_pteridosperm,
• peccary,
• nautilus,
• domestic_animal,
• tortoise,
• crocodile,
• native_camel,
• neanderthal,
• giant_beaver,
• beaver,
• cave_lion,
• orangutan,
• tasmanian_wolf,
• giant_swan,