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单词 mesosuchian
释义

mesosuchianadj.n.

Brit. /ˌmɛsə(ʊ)ˈs(j)uːkɪən/, U.S. /ˌmɛzoʊˈsukiən/; see also meso- comb. form.
Forms: also with capital initial.
Origin: A borrowing from Latin, combined with an English element. Etymons: Latin Mesosuchia , -ian suffix.
Etymology: < scientific Latin Mesosuchia, suborder name (T. H. Huxley 1875, in Q. Jrnl. Geol. Soc. 31 427; < meso- meso- comb. form + Hellenistic Greek σοῦχος crocodile (see eusuchian n. and adj.) + -ia -ia suffix2) + -ian suffix.
Palaeontology.
A. adj.
Belonging to, characteristic of, or designating the suborder Mesosuchia of extinct crocodiles known from Jurassic and Cretaceous fossil remains.
ΚΠ
1875 T. H. Huxley in Q. Jrnl. Geol. Soc. 31 432 This Wealden Crocodile approaches the Eusuchia much more closely than any previously known Mesosuchian Crocodile does.
1886 Encycl. Brit. XX. 466/1 The surviving Mesosuchian Crocodiles of the Jurassic period.
1945 A. S. Romer Vertebr. Paleontol. (ed. 2) ix. 222 Sebecus, of the Eocene of South America,..fits into neither mesosuchian nor eusuchian suborders.
1979 Nature 9 Aug. 486/2 The internal nares are large and located between the palatines and the pterygoids in a typically mesosuchian position.
1991 Jrnl. Vertebr. Paleontol. 11 22 (title) An unusual mesosuchian crocodilian from the Salt Wash Member of the Morrison Formation, Upper Jurassic, western Colorado.
B. n.
A mesosuchian crocodile.
ΚΠ
1945 A. S. Romer Vertebr. Paleontol. (ed. 2) xi. 222 In the typical Cenozoic crocodiles we find progressive features not present in the mesosuchians.
1977 A. Hallam Planet Earth 277 Though some marine forms survived until the early Cenozoic, most mesosuchians were replaced during the Cretaceous by their descendants the eusuchians.
1992 M. Schaffer-Fehre tr. S. Schaal & W. Ziegler Messel xxvii. 295 A group of ziphodont mesosuchians (extinct terrestrial crocodiles) are documented from the late Cretaceous onward in South America, and in the Eocene from Messel and the Iberian Peninsula.

Derivatives

mesosuchious adj. Obsolete rare Apparently only attested in dictionaries or glossaries.
ΚΠ
1890 Cent. Dict. Mesosuchious.
This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022).
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adj.n.1875
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