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

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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