Search Result for "subclass prototheria":
Wordnet 3.0

NOUN (1)

1. echidnas; platypus;
[syn: Prototheria, subclass Prototheria]



WordNet (r) 3.0 (2006):

subclass Prototheria
    n 1: echidnas; platypus [syn: Prototheria, subclass
         Prototheria]