Cephaloleia marantae Uhmann 1957

Narrow, elongate; subparallel; subconvex; black; shining. Head: vertex punctate, medial sulcus present; frons not projecting; depressed between eyes. Antenna: as long as head and pronotum combined; robust; antennomeres 1–2 robust, short, subequal in length; 3 elongate, longest; 4–10 transverse, subequal in length; 11 2× length of 10, pointed at apex; 1–2 punctate with scattered setae; 3–11 setose. Pronotum: transverse; lateral margin divergent from base then rounding to anterior angle, canaliculate; anterior angle rounded, slightly produced; posterior angle acute; anterior margin emarginate behind head; disc subconvex; surface coarsely, densely punctate, longitudinal band impunctate medially; transverse basal impression present medially; pronotal length 1.1–1.5 mm; pronotal width 1.4–1.8 mm. Scutellum: pentagonal; impunctate. Elytron: lateral margin straight, smooth, narrowly margined; apex rounded; sutural angle with small tooth; humerus rounded, not produced; slightly constricted behind humerus; finely punctate-striate, rows converge and unite apically; elytral length 3.9–4.4 mm; elytral width 1.8–2.2 mm. Venter: prosternum punctate; meso- and metasterna impunctate medially, punctate laterally; abdominal sterna punctate, each puncture with pale seta; suture between sterna 1 and 2 complete; last sternite with apical margin emarginate medially in male, truncate in female. Leg: slender, punctate, each puncture with pale seta; tibia with fringe of setae on inner margin of apex. Total length: 5.0–5.9 mm.

Argentina, Bolivia, Brazil (Amazonas, Paraná, Rio Grande do Sul, São Paulo, Santa Catharina), Paraguay.