Craspedodiscus (ammonite)

Craspedodiscus (ammonite)
Craspedodiscus
Temporal range: mLCretaceous
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Superfamily: Perisphinctaceae
Family: Olcostephanitidae
Genus: Craspedodiscus
Spath, 1924

Craspedodiscus, named by Spath in 1924, is a cephalopod genus in the ammonite superfamily Perisphinctaceae from the mid Early Cretaceous (Hauterivian-Barremian) of Northern Europe and Siberia that lived some 125 Ma.

Craspedodiscus is discoidal with laterally compressed whorls and a narrowly rounded venter, covered with fine ribbing. It is placed in the subfamily Simbirskitinae in the family Olcostephanitidae.

References

  • Treatise on Invertebrate Paleontology, Part L Ammonoidea ; Geological Society of America and Univ of Kansas press, 5th printing, 1990. (p. L350)