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单词 orthoceratite
释义

orthoceratite

/ˌɔːθə(ʊ)ˈsɛrətʌɪt/
(also orthoceratites) Palaeontology
noun
A fossil shell of a nautiloid cephalod mollusc of the Palaeozoic or early Mesozoic eras, having a long, straight (or nearly straight) chambered shell; specifically a member of the former genus Orthoceratites or family Orthoceratidae; compare orthoceras. Also in Latin form Orthoceratites (in later use only as the name of a genus).

Origin

Mid 18th century; earliest use found in Philosophical Transactions of the Royal Society of London. From post-classical Latin Orthoceratites from ancient Greek ὀρθο- ortho- + κερατ-, κέρας horn + -ίτης -ite.

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更新时间:2024/11/11 17:34:11