Cephaloleia nitida Uhmann 1930

Elongate; subparallel; subdepressed; shining; dark metallic blue-black; palps and legs reddish-yellow. Head: vertex finely punctate, medial sulcus absent; keel present between antennal bases; frons not projecting; not depressed between eyes Antenna: reaches beyond humerus; slender; antennomeres elongate; 1–2 subequal in length; 3 as long as 1 and 2 combined; 4–5 subequal in length, each ¾ length of 3; 6–10 subequal in length, each shorter than 5; 11 2× length of 10, broadly rounded at apex; 1–2 punctate with scattered setae; 3–11 setose. Pronotum: transverse; lateral margin straight, diverging for basal 4/5 then rounding to anterior angle, finely margined; anterior angle rounded, not produced; posterior angle acute; anterior margin straight; disc subconvex; surface strongly, sparsely punctate, medial line impunctate; transverse basal impression present medially; pronotal length 1.0–1.2 mm; pronotal width 1.1–1.3 mm. Scutellum: pentagonal; impunctate. Elytron: lateral margin straight, smooth, narrowly margined; apex rounded; sutural angle without tooth; slightly constricted behind humerus; humerus rounded, not produced; strongly punctate-striate; elytral length 3.2–3.4 mm; elytral width 1.3–1.5 mm. Venter: pro- and metasterna impunctate medially, punctate laterally; mesosternum punctate; abdominal sterna punctate, each puncture with pale seta; suture between sterna 1 and 2 complete; last sternite with apical margin weakly emarginate medially in male, rounded, entire in female. Leg: slender; punctate, each puncture with pale seta; tibia with fringe of setae on inner margin of apex. Total length: 4.3–4.7 mm.

Argentina, Brazil (Santa Catharina, São Paulo).