| Reference no. | Wildekamp, R.H., 1993 |
| Ecosystem | Nyong |
| Status | native |
| Abundance | |
| Lifestage | juv./adults |
| Regional database | |
| Remarks | Subspecies A. c. obscurum is restricted to shallow and swampy parts the Akono and Mefou river systems associated with the Yaoundé massiv; A. c. cameronense has a wider distribution in the Nyong basin (Ref. 47461). |