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单词 protothere
释义

prototheren.

Brit. /ˈprəʊtə(ʊ)θɪə/, U.S. /ˈproʊdəˌθɪ(ə)r/
Origin: Formed within English, by compounding. Etymons: proto- comb. form, -there comb. form.
Etymology: < proto- comb. form + -there comb. form, after Prototheria n. Compare slightly later prototherian n.
Zoology and Palaeontology.
= prototherian n.
ΘΚΠ
the world > animals > mammals > group Implacenta > [noun] > group Prototheria or Monotremata > member of
monotreme1822
protothere1885
1885 W. K. Parker Mammalian Descent ii. 48 A thoroughly clear idea of what a primary mammal, an original, ancient ‘Protothere’ must have been like.
1903 Q. Rev. Jan. 65 The astrapothere and prototheres died out without descendants.
1939 Sci. Monthly Jan. 52/1 Noah would have been obliged to call the Pyrotherium an elephant.., the Protothere a horse.., and the Toxodont a rhinoceros.
1986 A. S. Romer & T. S. Parsons Vertebr. Body (ed. 6) iii. 85 It is not known whether other prototheres resembled monotremes in their soft anatomy.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).
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n.1885
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