Guhsania

Guhsania is an extinct ammonoid cephalopod genus that lived during the early Middle Jurassic (early Bajocian),[1] from about 171.5 to 173.5 Ma.[2]

Guhsania
Temporal range:
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Family: Sonniniidae
Subfamily: Witchelliinae
Genus: Guhsania
McLearn, 1926

Guhsania belongs to the Sonniniidae, a member of the Hildoceratoidea superfamily. The shell (conch): essentially involute and ribbed throughout, umbilical edge sharp, outer whorl oxyconic.[3]

References

  1. Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2016-02-25. Retrieved 2017-10-18.
  2. "Paleobiology Database - Guhsania". Retrieved 2017-10-19.
  3. Treatise on Invertebrate Paleontology, Part L, 1957. p.L270


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.