Definition of ceratite in English:

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Pronunciation: /ˈsɛrətʌɪt/
Pronunciation: /ˈsɪərətʌɪt/


An ammonoid fossil of an intermediate type found chiefly in the Permian and Triassic periods, typically with partly frilled and partly lobed suture lines. Compare with ammonite and goniatite.
  • Typified by the genus Ceratites, order Ceratida.
Example sentences
  • The suture lines of ceratites are less complex, and those of goniatites even less so than ceratites.
  • Consequently, sutural nomenclature of Permian ceratites and Mesozoic ammonoids has to be modified.
  • At last tracking structures indicate different viscoelastical properties of the septal mantle in goniatites, ceratites and ammonites.


Mid 19th century: from modern Latin Ceratites (from Greek keras, kerat- 'horn') + -ite1.

For editors and proofreaders

Line breaks: cera|tite

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