Pachydiscus (Pachydiscus) egertoni Forbes 1846 (ammonite)

Cephalopoda - Ammonitida - Pachydiscidae

Alternative combination: Ammonites egertoni

Synonym: Ammonites ganesa Forbes 1846

Full reference: E. Forbes. 1846. Report on the fossil invertebrata from southern India, collected by Mr. Kaye and Mr. Cunliffe. Transactions of the Geological Society of London, Series 2 7:97-174

Belongs to Pachydiscus (Pachydiscus) according to W. J. Kennedy and R. A. Henderson 1992

See also Forbes 1846 and Zaborski 1985

Sister taxa: Pachydiscus (Pachydiscus) arkansanus, Pachydiscus (Pachydiscus) armenicus, Pachydiscus (Pachydiscus) australis, Pachydiscus (Pachydiscus) awajiensis, Pachydiscus (Pachydiscus) cayeuxi, Pachydiscus (Pachydiscus) colligatus, Pachydiscus (Pachydiscus) complanatus, Pachydiscus (Pachydiscus) dossantosi, Pachydiscus (Pachydiscus) duelmensis, Pachydiscus (Pachydiscus) gutierrezi, Pachydiscus (Pachydiscus) haldemsis, Pachydiscus (Pachydiscus) hazzardi, Pachydiscus (Pachydiscus) jacquoti, Pachydiscus (Pachydiscus) jeani, Pachydiscus (Pachydiscus) kamishakensis, Pachydiscus (Pachydiscus) launayi, Pachydiscus (Pachydiscus) noetlingi, Pachydiscus (Pachydiscus) oldhami, Pachydiscus (Pachydiscus) ootacodensis, Pachydiscus (Pachydiscus) paulsoni, Pachydiscus (Pachydiscus) rogeri, Pachydiscus (Pachydiscus) subcompressus, Pachydiscus (Pachydiscus) subrobustus, Pachydiscus (Pachydiscus) ultimus, Pachydiscus (Pachydiscus) yama

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell diameter 57.0

Distribution:

• Cretaceous of India (1 collection), Nigeria (1), United States (2: California)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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