Diacamma rugosum gibbosum Karawajew, 1935a: 68, Fig. 4, w.

Current status: Diacamma rugosum gibbosum (s/f Ponerinae).

Type locality(-ies): “Dalat, Land Biang, 1500 m, Şdannam, K. Davydov, Nr. 5760, 1 w”.

Original Karawajew labels: 1 w, “Lang Biang, / Annam, / K. Davydov ”, “5761. Coll. / Karavaievi”, “ Holotypus / Diacamma rugosum / gibbosum Kar.”, “Dlussky / restaur.” .

Material: HOLOTYPE, w (CASENT0916811) (Box 2).

Notes. The number of the holotype specimen in the original description is 5760, but 5761 in the collection. We do not know whether Karawajew or Dlussky made the mistake.