Species name

Diabrotica pulchra Sahlberg 1823: 68 as Crioceris


Type locality

Honduras, Americae Septentrionalis


Type depository

The types are probably lost



albosignata Baly 1886a: 453 (type locality: Guatemala; type depository: BMNH, lectotype, female, verified)



Body length 5.5-6.6 mm. Body width 2.8-3.2 mm. Head basic color black. Antennae filiform, bi- or tricolored, antennomeres 1-3 yellow, upper sides darkened, antennomeres 4-8 brussels brown, antennomeres 9-10 light cadmium, antennomere 11 dark apically. Maxillary palpi and labrum black. Pronotum yellow or light cadmium, subquadrate, nonfoveate or deeply bifoveate, only pronotum base shagreened with microsculptural narrow, long meshes. Scutellum yellow. Elytra yellow or rufous, with four transverse metallic black blue bands. Elytral epipleura darkened basally from 1/3 to ½ of the lenghts or completely yellow. Sutural angle of elytra round, punctation scattered, fine. Abdomen yellow or yellow ocher. Tarsi and tibiae black, femora yellow or yellow ocher. Aedeagus symmetric, with five internal sac sclerites.


Known distribution

Belize, El Salvador, Guatemala


Host plants



Potential problems with identification

Diabrotica pulchra (Sahlberg) is very similar to D. p2n, D. p3n and D. p4n. They can be separated by the following features: there are five internal sac sclerites in D. pulchra, bur four sclerites in D. p2n; D. pulchra has yellow femora, but D. p2n has black legs, D. p3n has yellow legs and D. p4n has bicolored femora.