Taxon classification Animalia Coleoptera Chrysomelidae

Cephaloleia impressa Uhmann, 1930c Fig. 164

Cephalolia impressa Uhmann 1930c: 36.

Cephaloleia impressa Uhmann. Uhmann 1957b: 20 (catalog); Staines 1997 b: 413 (Uhmann species list).

Description.

Oblong-ovate; subconvex; shining; black; palps, tarsi, antennae (except basal 4 antennomeres) reddish-brown. Head: vertex finely, sparsely punctate, with sharp medial carina; keel present between antennal bases; frons not projecting; not depressed between eyes. Antenna: as long as head and pronotum combined; robust; slightly compressed laterally; antennomeres 1-4 subquadrate, subequal in length; 5-10 transverse, slightly decreasing in length; 11 longer than 10, pointed at apex; 1-2 punc tate with scattered setae; 3-11 setose. Pronotum: transverse; lateral margin straight then rounding on apical ⅓ to anterior angle, slightly canaliculate; anterior angle rounded, produced; posterior angle acute; anterior margin weakly emarginate behind head; disc subconvex; surface finely, irregularly punctate; basal impression absent; pronotal length 0.8 mm; pronotal width 1.1 mm. Scutellum: pentagonal; impunctate. Elytron: lateral margin narrowing apically, smooth, finely margined; apex weakly rounded, faintly crenulate; sutural angle without tooth; humerus rounded, not produced; constricted behind humerus; subconvex; finely punctate-striate; declivity beginning just behind humerus along puncture row 7 with weak carina; elytral length 2.5 mm; elytral width 1.5 mm. Venter: obscured by card. Leg: slender; punctate, each puncture with pale seta; tibia with fringe of setae on inner margin of apex. Total length: 3.5 mm.

Diagnosis.

This species is similar to Cephaloleia funesta and Cephaloleia obsoleta . It can be distinguished by the vertex of the head having a medial carina.

Distribution.

Brazil ( São Paulo).

Type material examined.

Holotype: Brazil, São Paulo, Mráz [printed label]/ Holotypus [red printed label]/ Cephalolia impressa Uh., Det. E. Uhmann (NHMW).