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Pachydiscus

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Pachydiscus is an extinct genus of ammonite from the Late Cretaceous and Early Paleocene with a worldwide distribution, and type for the desmoceratacean family Pachydiscidae. The genus' type species is P. neubergicus. Altogether some 28 species have been described.

In the Vinony graph

Vinony's link graph records 42 inbound references to Pachydiscus, and connects out to Maastrichtian, Danian and Hungary.

It sits within the topics Ammonites of Africa, Ammonites of Antarctica and Ammonites of Asia.

Vinony links it to 8 Wikipedia language editions.

Wikidata facts

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Pachydiscus neubergicus.jpg
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Commons category
Pachydiscus
taxon name
Pachydiscus
taxon rank
genus
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Encyclopedic overview

4 sections
Contents
  • Biostratigraphic significance
  • Distribution
  • References
  • Further reading

Pachydiscus is an extinct genus of ammonite from the Late Cretaceous and Early Paleocene with a worldwide distribution, and type for the desmoceratacean family Pachydiscidae. The genus' type species is P. neubergicus. Altogether some 28 species have been described.

The shell of Pachydiscus is compressed and high-whorled, with an oval or flat sided section. Ribs tend to be differentiated into short umbilical and separate ventro-lateral sets, with a smooth area between. Some Hungarian specimens of this genus reached in diameter.

Excerpted from Wikipedia’s “Pachydiscus” article, available under the CC BY-SA 4.0 licence.

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