Mammalia :: Mammalia (n. pl.) The highest class of Vertebrata. The young are nourished for a time by milk, or an analogous fluid, secreted by the mammary glands of the mother..
Mammalian :: Mammalian (a.) Of or pertaining to the Mammalia or mammals.
Mammaliferous :: Mammaliferous (a.) Containing mammalian remains; -- said of certain strata.
Mammalogical :: Mammalogical (a.) Of or pertaining to mammalogy.