Acantholepis frauenfeldi Mayr var. nigrescens Karawajew, 1912a: 15, Fig. 6 a, w.

Current status: Lepisiota nigrescens . Raised to species: Collingwood 1985: 295. Combination: Bolton 1995: 228.

Type locality(-ies): “Laverdure, ww”.

Original Karawajew labels: 2 w (damaged), “Laverdure, / Algérie / Karav., 2299”, “4214. Coll. / Karavaievi ”, “ Acanth. frauenf. / v. nigrescens Kar. / Det. Karawajew 1924, / typus ” .

Material: SYNTYPES, 2 w (damaged) (CASENT0917321) (Box 42).