Region:

Fossil: Miocene

Type Locality: Turin, Italy.

Subspecies:

• C. dertospiratissima Sacco, 1893.
• C. elatoides Sacco, 1893.
• C. gracilispira Sacco, 1893.
• C. paucisuturata Sacco, 1893.
• C. pseudosuessi Sacco, 1893.
• C. sociabilis Sacco, 1893.
• C. tauroconnectens Sacco, 1893.