Macrosiagon nasuta (Thunberg, 1784)

Batelka, Jan, 2011, Contribution to the synonymies, distributions, and bionomics of the Old World species of Macrosiagon (Coleoptera: Ripiphoridae), Acta Entomologica Musei Nationalis Pragae 51 (2), pp. 587-626 : 618

Macrosiagon nasuta species group

Included species. Macrosiagon nasuta and M. inferna .

Diagnosis. Both species are of similar habitus, however, they slightly differ in the length of the elytra and the shape of MT 2. Always completely black species including all of the appendages (with the exception of teneral brown specimens). Elytra are of a similar shape typical for the M. ferruginea species group.