Otroea cinerascens is a species of beetle in the family Cerambycidae. It was described by Pascoe in 1866.BioLib.cz - Otroea cinerascens. Retrieved on 8 September 2014.

Subspecies Otroea cinerascens cinerascens Pascoe, 1866 Otroea cinerascens vitticollis Breuning, 1948

References