| Region: |
| Fossil: Pliocene |
| Type: Holotype |
| Type Repository: MCNM |
| Type Locality: Piacentino, Italy. |
Subspecies:
- C. apiceperlonga Sacco, 1893.
- C. asterope Tomlin, 1937.
- C. circumangulata Sacco, 1893.
- C. fulminans Sacco, 1893.
- C. longopyrulata Sacco, 1893.
- C. magnovata Sacco, 1893.
-
C. mucronata Erunal-Erentoz, 1958.
- C. perrubiginosa Sacco, 1893.
- C. supraconvexulata Sacco, 1893.
- C. supradepressulata Sacco, 1893.