Black body, thinly haired on top; roots of antennae, front shins and a spot on the front corner of the densely and finely punctured pronotum, red brown; the root of an arched cross-band and the tip of the elytra, red; the puncture-stripes coarse in front; punctured interspaces. [Translated from the original German in Suffrian, 1858].
Pronotum: With fine, silvery pubescence; black throughout; punctation dual, larger punctures moderate, dense. Elytra: With fine, silvery pubescence. Each elytron black and with following orange to red: basal half (except humerus and suture behind scutellum); apex, basal markings not attaining apical spot, posterior margin of basal spot convex. With nine rows of punctures, sixth and seventh rows sometimes confused, punctures as large and dense as usual though often less distinct than usual; inner and outer rows at apex distinct and usually meeting. Posternum: Anterior margin in male with a large, sharp, downward and posteriorly directed spine; anterior margin in female with a small, downwardly directed process. Length: 4.7 to 5.8 mm. (White, 1968: 34).
El Mirador, Mexico (Museums Berol., Sommer., Sturm.). [Translated from Suffrian, 1858]
USA: Davis Mountains, TX; AZ (White, 1968).
"Douglass (1929, p. 8) recorded the species from sumac (Rhus glabra L.) and sorghum in Kansas; these records may be in error" (White, 1968).