protomammal
premammalian
protovertebrate
phylogenesis
speciation
young mammal
prevertebrate
mammalial
mammal genus
paleophysiology
therapsid
mammaliaform
bloodline
pedigree
litter
mammaliamorph
Unguiculata
clade
typotherian
palaeomammalogy
bioevolutionary
evolutionlike
prephylogenetic
mammallike
darwin
murine
ictodosaur
eutriconodontan
bioevolution
euarchontan
recapitulation
cavioid
clanistics
larva
adult
oldfieldthomasiid
prototetrapod
urmetazoan
Pantotheria
theory of evolution
therian
evolutionary
evolutionism
thoroughbreed
mammal family
subclass Pantotheria
theory of organic evolution
pseudoagouti
reindeer
butcha