Deroleptus BERNHAUER, 1915a: 150 .

Megalocephalobius BERNHAUER, 1929: 146; syn. nov.

Comment: An examination of the type material of Orphnebius falagrioides BERNHAUER, 1929, the type species of the subgenus Megalocephalobius BERNHAUER, 1929, revealed that O. falagrioides is allied to the species assigned to Deroleptus below. For details see the section on O. falagrioides . In consequence, Megalocephalobius is placed in synonymy with the senior name Deroleptus .