Cremastocheilus angularis

One of about thirty-five species of myrmecophilous Cremastocheilus. The host ant is presumed to be a species in the genus Myrmecocystus.

Identification
Body black; posterior angles of pronotum large, slightly reflexed; elytra with narrow, elongate punctures, widely separated and open behind; hind tarsi rapidly tapering on the flat side, barely three-fifths as long as the tibiae; tarsal segments compressed.

Distribution
California

Nomenclature

 * Cremastocheilus compressipes Casey 1915 Syn.

Type: California. Sacramento Co., Sacramento, no date (Wittick; MCZ), described by LeConte (1857).