Oligomerus
''Oligomerus'' is a genus of death-watch beetles in the family Ptinidae. There are about 18 described species in ''Oligomerus''. Identification It leaves a round hole behind, which is one to three millimeters in diameter. The boreholes are filled with loose bore dust. Its excrement looks like "salt and pepper". Species These 18 species belong to the genus ''Oligomerus'': * ''Oligomerus alternans'' LeConte, 1865 * ''Oligomerus angusticollis'' White, 1976 * ''Oligomerus brevipilis'' Fall, 1905 * ''Oligomerus brunneus'' (Olivier, 1790) * ''Oligomerus californicus'' Fall, 1905 * ''Oligomerus crestonensis'' Hatch, 1961 * ''Oligomerus cylindricus'' White, 1976 * ''Oligomerus delicatulus'' (Fall, 1920) * ''Oligomerus disruptus'' (Baudi di Selve, 1874) * ''Oligomerus enervatus'' White, 1976 * ''Oligomerus grossus'' White, 1976 * ''Oligomerus obtusus'' LeConte, 1865 * ''Oligomerus priapus'' White, 1976 * ''Oligomerus ptilinoides'' (Wollaston, 1854) * ''Oligomerus retowskii'' Schilsky, 1 ...
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