- Hoplitis incanescens, Hoplitina incanescens Cockerell, 1922;Proteriades incanescens nevadensis Timberlake and Michener, 1950;Hoplitis (Penteriades) incanescens (Cockerell, 1922);Hoplitis (Proteriades) incanescens nevadensis (Timberlake and Michener, 1950), valid subspecies
- Hoplitis plagiostoma, Hoplitis (Acrosmia) plagiostoma Michener, 1947;Proteriades incanescens tota Michener, 1954;Proteriades (Acrosmia) plagiostoma (Michener, 1947);Proteriades (Penteriades) incanescens tota Michener, 1954
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