ORTHOSIA Reinhard, 1944b: 60 (junior homonym of Orthosia Ochsenheimer, 1816). Type species: Orthosia montana Reinhard, 1944, by original designation.
ORTHOSIMYIA Reinhard, 1944c: 159 (nomen novum for Orthosia Reinhard, 1944).
montana (Reinhard, 1944).– California (S&A, 1965).
– Orthosia montana Reinhard, 1944b: 61. Type data: holotype male (SEMK). Type locality: USA, California, Santa Cruz Mountains.
palaga (Reinhard, 1944).– California (S&A, 1965).
– Orthosia palaga Reinhard, 1944b: 62. Type data: holotype female (SEMK). Type locality: USA, California, Santa Cruz Mountains.