Region:

Valid: Yes

Type Designation: Kohn, 1968

Type: Lectotype

Type Repository: MHNG

Catalogue Number of Type: 1106/91

Type Size: 61 x 33.5 mm

Type Locality: West Africa [erroneous]

Synonyms:

• C. concolor Sowerby ii, 1841.
• C. halli da Motta, 1983.  
• C. kobelti Lobbecke, 1882.
• C. mutabilis Reeve, 1844.  
• C. tribunus Crosse, 1865.  
• C. unicolor Sowerby ii, 1834.  

Subspecies:

• C. kakegawaensis Nobuhara & Tanaka, 1999.