Diestoceratidae
Encyclopedia
The Diestoceratidae comprizes a family in the nautiloid cephalopod order Oncocerida
with compressed, straight to faintly endogastic breviconic shells with a marginal siphuncle that contains discrete, irregular actinosphonate deposits.
The Diestoceratidae contains five known genera. They are:
Oncocerida
The Oncocerida comprise a diverse group of generally small nautiloid cephalopods known from the Middle Ordovician to the Mississippian ,in which the connecting rings are thin and siphuncle segments are variably expanded...
with compressed, straight to faintly endogastic breviconic shells with a marginal siphuncle that contains discrete, irregular actinosphonate deposits.
The Diestoceratidae contains five known genera. They are:
- Diestoceras
- Danoceras
- Dowlingoceras
- Lockholmoceras
- Suttonoceras
References
- Diestoceratidae -Paleobio db
- Sweet, Walter C. 1964. Nautiloidea -Oncocera. Treatise on Invertebrate Paleontology, Part K. Geological Soc. of America & Univ Kansas Press.