| 释义 | prototherianenUK
 prototherian(ˌprəʊtəʊˈθɪərɪən) adj (Animals) of, relating to, or belonging to the Prototheria, a subclass of mammals that includes the monotremesn (Animals) any prototherian mammal; a monotreme[C19: New Latin, from proto- + Greek thēria wild animals]Thesaurus| Noun | 1. | prototherian - primitive oviparous mammals found only in Australia and Tasmania and New Guineamammal, mammalian - any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milkegg-laying mammal, monotreme - the most primitive mammals comprising the only extant members of the subclass Prototheria | 
 EncyclopediaSeePrototheria
 prototherianenUK
 prototherianany mammal of the subclass Prototheria, including the MONOTREMES.prototherianenUKRelated to prototherian: metatherian
 Words related to prototheriannoun primitive oviparous mammals found only in Australia and Tasmania and New GuineaRelated Wordsmammalmammalianegg-laying mammalmonotreme
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