Haploceras
Genus of molluscs (fossil)
Haploceras Temporal range: Kimmeridgian–Tithonian[1] PreꞒ Ꞓ O S D C P T J K Pg N | |
---|---|
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | †Ammonoidea |
Order: | †Ammonitida |
Family: | †Haploceratidae |
Genus: | †Haploceras Zittel, 1870 |
Species | |
See text |
Haploceras is a genus of late Upper Jurassic (Kimmeridgian and Tithonian) ammonoid cephalopods and the type for the Haploceratidae, similar to Lissoceras but with a broader whorl section and small blunt lappets and a blunt rostrum; some species with feeble ventral folds on body chamber.
Distribution
Jurassic deposites in North America, Africa, Europe and the mid east.[2]
References
- Arkell et al., 1957 Mesozoic Ammonoidea, Treatise on Invertebrate Paleontology Part L. Geol Society of America and Univ Kansas Press R.C Moore (ed)
- v
- t
- e