Size: 6-8.4mm

Seasonality: April-September

Distribution; se. CA-w./s. TX, nw. MX

Information: tend to reside around mostly dry, desert areas; may be found during the day under stones and other debris or on plants, at night they may be found crawling on the ground, on plants, and at lights.

Description: body: elongate-ovate, moderately robust, rather flat. Head black, triangular; clypeus and labrum reddish; mandibles broad, reddish with black tips. Palpi pale; antennae pale yellow, antennal pubescence begins on the second antennomere following the pedicel; scapus broader than other antennomeres; legs pale yellow; ventral faces brown with very short setae.  The dorsal surface of the head should be heavily wrinkled, vertically travelling along the head, with many micropunctures between them.Eyes weakly reduced, laterally bulging somewhat, weakly forward-facing; two small setae may be found over each eye. Pronotum small; dark brown in colour; transversely compressed, moderately cordate. Lateral margins strongly sinuous, widest near the head; front angles rounded; front margin curved inward somewhat; hind angles with small lip, obtuse; basal margin sinuous, leaving the scutellum almost fully exposed. 8 shallow striae per elytron, intervals flat. No elytral pubescence present. Humeral shoulders round, sinuous. Lateral margins rounded; apices truncate, leaving a small portion of the lower abdomen exposed. Elytra should be dark to pale brown, with four macules total, all of which vary in visibility among individuals. Each elytron should have one yellow, L-shaped humeral macule, and one upside-down, wide V-shaped macule near the apices. All macules may be reduced heavily or entirely in certain individuals.