O. atricornis Daffner, 1985: 12 .
Holotype male in CNT [now in FMNH].
Type locality: 7.7 km NE Termas de Puyehue, 200 m, Osorno Province, Chile.
Distribution: Chile: CautÃn, Llanquihue, Osorno, and Valdivia Provinces.