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单词 psittacosaurid
释义

psittacosauridn.adj.

Brit. /ˌsɪtəkəˈsɔːrɪd/, U.S. /ˈˌsɪdəkəˈsɔrᵻd/
Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: Psittacosaurus n., -id suffix3.
Etymology: < Psittacosaurus n. + -id suffix3, after scientific Latin Psittacosauridae, family name (H. F. Osborn 1923, in Amer. Mus. Novitates No. 95. 6/1).
Palaeontology.
A. n.
A dinosaur of the family Psittacosauridae, typified by the genus Psittacosaurus.
ΚΠ
1971 Nature 21 May 159/2 The pes of Hypsilophodon..does not differ from that of most other small to medium sized dinosaurs such as the other hypsilophodontids.., psittacosaurids [etc.].
1985 D. Norman Illustr. Encycl. Dinosaurs 133/3 Others, such as Microceratops and possibly Leptoceratops, seem to have persisted with the more active lifestyle of the psittacosaurids.
2002 J. Long Dinosaur Dealers ix. 117 One of the most remarkable dinosaur fossils to come out of Liaoning in recent years is the small skeleton of a psittacosaurid.
B. adj.
Of , relating to, or characteristic of the family Psittacosauridae.
ΚΠ
1989 Terra Nova 1 370 (title) A psittacosaurid dinosaur from the Cretaceous of Thailand.
1990 P. C. Sereno in D. B. Weishampel et al. Dinosauria xxviii. 588/2 The revised diagnosis above lists only psittacosaurid synapomorphies.
1999 Nature 15 Apr. 574/2 At Sihetun..fish, frogs, turtles, lizards and mammals have been found, as well as theropod and sauropod..and psittacosaurid (ornithischian) dinosaurs.
This is a new entry (OED Third Edition, September 2007; most recently modified version published online March 2022).
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n.adj.1971
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