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单词 plesiadapiform
释义

plesiadapiformn.adj.

Brit. /ˌpliːzɪˈadəpᵻfɔːm/, U.S. /ˌplisiˈædəpəˌfɔrm/
Origin: A borrowing from Latin. Etymon: Latin Plesiadapiformes.
Etymology: < scientific Latin Plesiadapiformes, infraorder name (E. L. Simons & I. M. Tattersall in E. L. Simons Primate Evolution (1972) 284) < Plesiadapis , genus name (see plesiadapid n.) + -iformes (see -iform comb. form).
Palaeontology.
A. n.
A primitive primate belonging to the extinct infraorder Plesiadapiformes, known chiefly from Palaeocene fossil remains found in North America and Europe.
ΘΚΠ
the world > animals > mammals > order Primates > [noun] > primate > extinct > extinct types of
adapid1910
plesiadapid1930
omomyid1958
plesiadapoid1966
plesiadapiform1976
omomyine1978
1976 Science 11 June 1121 Cartmill notes that at least some plesiadapiforms (Plesiadapis) and tarsiiforms (Necrolemur) share with early lemuriforms..the sub-tympanic expansion of the middle ear cavity seen in modern lemuriforms.
1985 Folia Primatologica 45 179 The remaining molars, although unusual for plesiadapiforms, are less variable in both metric and nonmetric characteristics.
2000 C. Tudge Variety of Life ii. xviii. 451 But recent evidence suggests that the plesiadapiforms are no more closely related to primates than the tree-shrews are—or the colugos—so I show them here as a separate order.
B. adj.
Of or relating to the infraorder Plesiadapiformes.
ΚΠ
1976 Contrib. Mus. Paleontol. Univ. Michigan 24 181 (title) Partial skull of the plesiadapiform primate Ignacius from the early Eocene of Wyoming.
1977 Systematic Zool. 26 233 Gingerich develops the idea that plesiadapiform primates..are more closely related to Tarsiiformes than to other primates.
2002 Science (Nexis) 22 Nov. 1564 The Carpolestes skeleton is important in this regard because it exhibits a mosaic of primitive plesiadapiform features and derived, euprimate-like characters.
This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022).
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n.adj.1976
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