- Ptomaphagus (Adelops) oaxaca Peck, 1973

Paratypes: 2 ♂. MEXICO: Oaxaca, Valle Nacional, 25 mi S Valle Nacional W slope, 6350’, 10–12/VIII/1970 .

Col. A. Newton; human dung; #4, cloud forest. Ex Colección J. Hendrichs S. Conservation status: Complete, well-preserved.

Paratypes: 2 ♀. Ídem.

Conservation status: Complete, well-preserved.