Cephaloleia princeps Baly 1858

Large; elongate; subparallel; subdepressed; shining; head, pronotum, scutellum, venter, and legs reddish; eyes and antennae black, elytra greenish-black. Head: vertex finely punctate, with small fovea; frons not projecting; slightly depressed between eyes. Antenna: as long as head and pronotum combined; slender; antennomere 1 obovate, incrassate, longer than 2; 2 transverse, triangular in male; 3 elongate, triangular in male, subequal to 1; 4–5 elongate, subequal in length, each shorter than 3; 4 triangular in male; 6–10 transverse, subequal in length; 11 2× length 10, broadly rounded at apex; 1–5 punctate, glabrous; 6–11 setose. Pronotum: subquadrate; lateral margin dilated, straight for basal ¾, then rounding to anterior angle, canaliculate; anterior angle acute, slightly produced; posterior angle acute; anterior margin curved anteriorly; disc subconvex; surface deeply punctate, more dense laterally, sparse on disc; basal impression absent; pronotal length 2.3–2.7 mm; pronotal width 3.2–3.6 mm. Scutellum: pentagonal; impunctate. Elytron: lateral margin straight, smooth, narrowly margined; apex rounded, apical margin thickened; sutural angle without tooth; humerus rounded, not produced; slightly constricted behind humerus; faint carina present behind humerus along puncture row 7; disc flattened along suture; finely punctate-striate, rows converge and unite apically; pygidium finely punctate, rounded at apex; elytral length 8.4–9.0 mm; elytral width 4.0–4.4 mm. Venter: pro-, meso-, and metasterna impunctate; abdominal sterna punctate, each puncture with pale seta; suture between sterna 1 and 2 complete; last sternite with apical margin emarginate medially in male, sinuate in female. Leg: slender; punctate; tibia with fringe of setae on inner margin of apex. Total length: 11.0–11.7 mm.

Colombia, Ecuador, Peru.