†Pachydiscus buckhami Usher 1952 (ammonite)

Cephalopoda - Ammonitida - Pachydiscidae

Synonyms: Pachydiscus elkhornensis Usher 1952, Parapachydiscus gabbi Anderson 1958, Parapachydiscus panochensis Anderson 1958

Belongs to Pachydiscus according to T. Matsumoto 1959

See also Anderson 1958

Sister taxa: Pachydiscus (Neodesmoceras), Pachydiscus (Pachydiscus), Pachydiscus armenicus, Pachydiscus besairiei, Pachydiscus binodatus, Pachydiscus colligatus, Pachydiscus epiplectus, Pachydiscus excelsus, Pachydiscus flexuosus, Pachydiscus gollevillensis, Pachydiscus hauthali, Pachydiscus launayi, Pachydiscus levyi, Pachydiscus naumanni, Pachydiscus neevesi, Pachydiscus patagonicus, Pachydiscus peramplus, Pachydiscus perfidus, Pachydiscus precolligatus, Pachydiscus riccardi, Pachydiscus stallauensis, Pachydiscus steinmanni, Pachydiscus subcompressus, Pachydiscus subrobustus, Parapachydiscus athena, Parapachydiscus psyche, Parapachydiscus hera, Parapachydiscus endymion, Parapachydiscus euzebioi, Parapachydiscus hermes, Parapachydiscus cortinaensis, Parapachydiscus parahybensis, Parapachydiscus diabloensis, Parapachydiscus bruneti, Parapachydiscus perseus, Parapachydiscus gettyi, Pachydiscus (Parapachydiscus) gardneri, Parapachydiscus henleyensis, Parapachydiscus californicus, Parapachydiscus abbotti, Parapachydiscus brasiliensis, Parapachydiscus eurydice, Parapachydiscus arionis, Parapachydiscus reedsi, Parapachydiscus poseidon, Parapachydiscus albuquerquei, Pachydiscus (Parapachydiscus) woodringi, Parapachydiscus orpheus, Parapachydiscus oceanus, Parapachydiscus sumneri, Parapachydiscus williamsoni, Parapachydiscus stanislausensis

Type specimens:

  • Pachydiscus buckhami: GSC 5947
  • Pachydiscus elkhornensis:
  • Parapachydiscus gabbi:
  • Parapachydiscus panochensis: CAS 28542.02, a shell. Its type locality is CAS Loc. 28542 - Moreno Gulch [Asuncion Gp], which is in a Santonian marine shale in California.

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell diameter 356.0

Distribution:

• Cretaceous of United States (6: California, Washington collections)

Total: 6 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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