英语词汇“dicynodont”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

dicynodont

/dʌɪˈsɪnədɒnt

noun

A fossil herbivorous mammal-like reptile of the late Permian and Triassic periods, with beaked jaws and no teeth apart from two tusks in the upper jaw of the male.

Dicynodon and other genera, infra-order Dicynodontia, order Therapsida.

The skull is an example of convergent evolution with some of the ornithopods and also with the dicynodonts, an herbivorous group of early synapsids....

Isolation by desiccation would also explain why dicynodonts - mammallike reptiles that dominate fossil assemblages elsewhere during this time - are conspicuously absent at the site that yielded the two new amphibians.
The wide diversity of large aetosaurs suggests that they have taken over the role of big herbivore vacated by the trilophosaurs, rhynchosaurs, and dicynodonts with their disappearance from the region at the end of the Carnian.

Origin

Mid 19th century: from modern Latin Dicynodontia (plural), from Greek di- 'two' + kuōn 'dog' + odous, odont- 'tooth'.

单词	dicynodont
释义	dicynodont /dʌɪˈsɪnədɒnt / noun A fossil herbivorous mammal-like reptile of the late Permian and Triassic periods, with beaked jaws and no teeth apart from two tusks in the upper jaw of the male. Dicynodon and other genera, infra-order Dicynodontia, order Therapsida. The skull is an example of convergent evolution with some of the ornithopods and also with the dicynodonts, an herbivorous group of early synapsids.... Isolation by desiccation would also explain why dicynodonts - mammallike reptiles that dominate fossil assemblages elsewhere during this time - are conspicuously absent at the site that yielded the two new amphibians. The wide diversity of large aetosaurs suggests that they have taken over the role of big herbivore vacated by the trilophosaurs, rhynchosaurs, and dicynodonts with their disappearance from the region at the end of the Carnian. Origin Mid 19th century: from modern Latin Dicynodontia (plural), from Greek di- 'two' + kuōn 'dog' + odous, odont- 'tooth'.
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