Titanites is an extinct ammonite cephalopod genus within the family Dorsoplanitidae, that lived during the late Tithonian of the Late Jurassic.[1] Its fossils have been found in Canada and the United Kingdom.
Titanites Temporal range:
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Titanites giganteus – Jurassic from Dorset England, c. 147 Ma, at the Natural History Museum | |
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Genus: | Titanites S.S. Buckman 1921
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Description
editSpecies of the genus Titanites can reach large sizes, with a diameter over 60 centimetres (2.0 ft) for Titanites giganteus and 90 centimetres (3.0 ft) for T. anguiformis.[2] Much larger species, Titanites occidentalis with estimated diameter about 137 centimetres (4.49 ft) is reassigned to genus Corbinites.[3] They were fast-moving nektonic carnivores.
See also
editReferences
edit- ^ a b Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28.
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(help) - ^ Wimbledon, W. A.; Cope, J. C. W. (1978). "The ammonite faunas of the English Portland Beds and the zones of the Portlandian Stage". Journal of the Geological Society. 135 (2): 183–190. doi:10.1144/gsjgs.135.2.0183. ISSN 0016-7649.
- ^ Poulton, Terence P. (2023). "Corbinites (Subfamily Lithacoceratinae), a new genus for the giant western Canadian Late Kimmeridgian or Tithonian (Late Jurassic) ammonite Titanites occidentalis Frebold". Volumina Jurassica. 21: 27–38. ISSN 1731-3708.