Cephalopoda - Ammonitida - Pachydiscidae
Alternative combinations: Ammonites peramplum, Neoptychites peramplus
Full reference: G. A. Mantell. 1822. The Fossils of the South Downs; or Illustrations of the Geology of Sussex 1-327
Belongs to Pachydiscus according to Stille 1904
See also Benzaggagh et al. 2017, Chancellor et al. 1994, Mantell 1822, Wilmsen and Nagm 2013, Wilmsen and Nagm 2014, Wondrejz et al. 2023, Wright and Kennedy 1984 and Young 1979
Sister taxa: Pachydiscus (Neodesmoceras), Pachydiscus (Pachydiscus), Pachydiscus armenicus, Pachydiscus besairiei, Pachydiscus binodatus, Pachydiscus buckhami, Pachydiscus colligatus, Pachydiscus epiplectus, Pachydiscus excelsus, Pachydiscus flexuosus, Pachydiscus gollevillensis, Pachydiscus hauthali, Pachydiscus launayi, Pachydiscus levyi, Pachydiscus naumanni, Pachydiscus neevesi, Pachydiscus patagonicus, Pachydiscus perfidus, Pachydiscus precolligatus, Pachydiscus riccardi, Pachydiscus stallauensis, Pachydiscus steinmanni, Pachydiscus subcompressus, Pachydiscus subrobustus, Parapachydiscus arionis, Parapachydiscus gettyi, Parapachydiscus orpheus, Parapachydiscus diabloensis, Parapachydiscus psyche, Parapachydiscus eurydice, Parapachydiscus henleyensis, Parapachydiscus endymion, Parapachydiscus sumneri, Parapachydiscus perseus, Pachydiscus (Parapachydiscus) woodringi, Parapachydiscus stanislausensis, Parapachydiscus reedsi, Parapachydiscus hera, Parapachydiscus parahybensis, Parapachydiscus abbotti, Parapachydiscus albuquerquei, Parapachydiscus poseidon, Parapachydiscus cortinaensis, Parapachydiscus bruneti, Parapachydiscus athena, Pachydiscus (Parapachydiscus) gardneri, Parapachydiscus californicus, Parapachydiscus hermes, Parapachydiscus williamsoni, Parapachydiscus euzebioi, Parapachydiscus oceanus, Parapachydiscus brasiliensis
Type specimen: MMG SaK , a shell
Ecology: fast-moving nektonic carnivore
Distribution: found only at Colline de Bernon, near Tresques, Unit 4 of Faraud (1934) (Cretaceous of France)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.