Trimeroceratidae

Trimeroceratidae Temporal range: Silurian PreꞒ Ꞓ O S D C P T J K Pg N
Inversoceras perversum, Barrande from Prague Zadní Kopanina (Czech Republic) at the National Museum (Prague)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Nautiloidea
Order:	Oncocerida
Family:	Trimeroceratidae Hyatt and Zittel 1900

Trimeroceratidae is a family of molluscs in the order Oncocerida. These molluscs were fast-moving nektobenthic carnivores. They lived in the Silurian period.

Distribution

Species have been found in Silurian-era strata of Canada (Québec), China, Czechia, Italy, Russia, Sweden, and the United States (Indiana, Wisconsin).

Genus

• Clathroceras
• Eotrimeroceras
• Inversoceras
• Jeppssonoceras
• Patagiumoceras
• Pentameroceras
• Plemeroceras
• Simonssoceras
• Stenogomphoceras
• Trimeroceras

See also

• List of nautiloids

References

• Paleobiology Database