stagnicoline
Sikkim wedge-billed babbler
rain frog
hongshanornithid
leptictid
peradectid
therapsid
boreaspidid
cainotheriid
sivapithecine
eomyid
faunule
pleuraspidotheriid
mahajangasuchid
pyrothere
silesaurid
drepanosaurid
eobaatarid
eurymylid
drepanosauromorph
stagonolepidid
stylopid
arctostylopid
stylodactylid
pythonomorph
stratiomyid
adapisoriculid
heptaxodontid
plagiaulacid
romeriid
sibyrhynchid
stylinodontid
genus Mesohippus
docodontan
allotherian
Alauda
archaeocete
carnivoromorphian
genus Alauda
hegetotheriine
palaeoamasiid
cordaitalean
betony
genus Protohippus
nectridean
typotherian
pareiasaurian
endemism
igorinid
erniettomorph