Coilopoceras

Coilopoceras is a compressed, involute, lenticular ammonitid from the Cretaceous (Albian to Turonian),[1] with a narrow venter and raggedy ammonitic suture; type of the Coilopoceratidae, a family in the Acanthoceratoidea of the suborder Ammonitina.

Coilopoceras Temporal range: Albian-Turonian ~112–90 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Ammonitida
Family:	†Coilopoceratidae
Genus:	†Coilopoceras Hyatt, 1903
Type species
C. colleti
Species
C. colleti C. inflatum C. jenksi C. leseli C. newelli C. zihoricum

Distribution

Coilopoceras has an established range from the upper Albian to Turonian in the Late Cretaceous.[1] Its distribution is widespread, from western North America (Mexico, New Mexico, Texas) through northern Africa (Egypt, Cameroon, Niger, Nigeria and Tunisia) and Europe (France) to the Middle East (Israel), Madagascar and South America (Brazil, Peru and Colombia; La Frontera and San Rafael Formations).[1][2]

References

1. Coilopoceras at Fossilworks.org
2. Patarroyo, 2016, p.41

Bibliography

• Patarroyo, Pedro. 2016. Amonoideos y otros macrofósiles del lectoestratotipo de la Formación la Frontera, Turoniano inferior - medio (Cretácico Superior) en San Francisco, Cundinamarca (Colombia). Boletín de Geología, Universidad Industrial de Santander 38. 41-54. Accessed 2017-04-04.

Further reading

• Arkell, W.J.; Kummel, B.; Wright, C.W. (1957). Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Lawrence, Kansas: Geological Society of America and University of Kansas Press.
• The Paleobiology Database - Coilopoceras entry accessed 2 December 2011