| Reference no. | Boulenger, G.A., 1911 |
| Ecosystem | Sangha |
| Status | questionable |
| Abundance | |
| Lifestage | juv./adults |
| Regional database | |
| Remarks | Reported from the Dja as M. loennbergii; Vreven 2001 (PhD thesis) mentions "not found" for this report, and does not include the Congo basin in the distribution area of M. cryptacanthus, and neither do Ref. 57415 and 81678. |