†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 albuquerquei, Parapachydiscus endymion, Parapachydiscus henleyensis, Parapachydiscus reedsi, Parapachydiscus cortinaensis, Parapachydiscus abbotti, Parapachydiscus hermes, Parapachydiscus psyche, Parapachydiscus arionis, Parapachydiscus hera, Parapachydiscus poseidon, Parapachydiscus californicus, Parapachydiscus diabloensis, Parapachydiscus eurydice, Parapachydiscus euzebioi, Parapachydiscus athena, Parapachydiscus parahybensis, Parapachydiscus brasiliensis, Pachydiscus (Parapachydiscus) woodringi, Parapachydiscus sumneri, Parapachydiscus bruneti, Parapachydiscus orpheus, Parapachydiscus gettyi, Parapachydiscus oceanus, Parapachydiscus williamsoni, Pachydiscus (Parapachydiscus) gardneri, Parapachydiscus perseus, 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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