Douvilleiceras

Douvilleiceras is a genus of ammonites from the Middle to Late Cretaceous. Its fossils have been found worldwide, in Africa, Asia, Europe, and North and South America.

Douvilleiceras
Temporal range: Barremian-Cenomanian (typically Albian)[1]
~
Douvilleiceras sp. – Albian of Madagascar
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ammonitida
Suborder:
Ancyloceratina
Family:
Douvilleiceratidae
Genus:
Douvilleiceras

Species

See text

Description

Shells of Douvilleiceras inaequinodum can reach a diameter of about 8–10 cm (3.1–3.9 in).[2][3]

Species

Species within the genus Douvilleiceras include:[4]

  • D. clementium
  • D. inaequinodum (Quenstedt, 1849)[5]
  • D. mamillare
  • D. mammillatum (Schlotheim, 1813)
  • D. meyendorffi
  • D. monile (Sowerby, 1836)
  • D. muralense Stoyanow 1949
  • D. offarcinatum
  • D. orbignyi Hyatt, 1903
  • D. scabrosum
  • D. solitae[6]
  • D. spiniferum (Whiteaves, 1876)

Distribution

Fossils of Douvilleiceras are found in the Cretaceous of Angola, Brazil, Canada, Colombia (Capotes Formation, Cundinamarca),[6] the Dominican Republic, Egypt, France, Iran, Japan, Madagascar, Mexico, Peru, South Africa, Switzerland, the former USSR, the United Kingdom, Alaska and Texas.[4] D. inaequinodum fossils have been found in Albian strata of France.[2][3]

  • D. clementium
  • D. mammillatum
  • D. inaequinodum
  • Reconstruction of D. mammillatum with Hoplites dentatus

References
  1. Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28.
  2. Jsdammonites
  3. Bertinjc
  4. "Paleobiology Database - Douvilleiceras".
  5. Jsdammonites.fr
  6. Acosta & Garay, 2002, p.42

Bibliography

Further reading


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