Region:

Fossil: Miocene

Type Locality: Tortone, Bordeaux.

Subspecies:

• C. crassocolligens Sacco, 1893.
• C. depressoastensis Sacco, 1893.
• C. evolutospira Sacco, 1893.
• C. exfusus Sacco, 1893.
• C. fusoliva Sacco, 1893.
• C. obtusangulata Sacco, 1893.
• C. rotundospiratissima Sacco, 1893.
• C. rotundulagranosa Sacco, 1893.
• C. rotundulata Sacco, 1893.
• C. stazzanensis Sacco, 1893.
• C. subascalarata Sacco, 1893.
• C. subbiconica Sacco, 1893.
• C. tauroafusula Sacco, 1893.
• C. taurotransiens Sacco, 1893.