Taxon classification Animalia Coleoptera Chrysomelidae

Cephaloleia nitida Uhmann, 1930c Fig. 196

Cephalolia nitida Uhmann 1930c: 36.

Cephaloleia nitida Uhmann. Uhmann 1942 b: 97 (sculpture), 1948b: 13 (noted), 1957b: 22 (catalog), 1964b: 5 (faunal list); Gaedike and Döbler 1971: 355 (types); Staines 1997 b: 414 (Uhmann species list).

Description.

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.

Diagnosis.

This species is similar to Cephaloleia emarginata . It can be distinguished by the smooth apical margins of the elytra.

Distribution.

Argentina, Brazil (Santa Catharina, São Paulo).

Type material.

Holotype: Brazil, São Paulo, Mráz (DEI, not seen).

Specimens examined.

ARGENTINA: Misiones- Sta. Maria, October 1942 (USNM); Guarani Soberbio, October 1947 (USNM). Brazil: Santa Catharina- Nova Teutonia, 25 January 1938, 14 November 1938, October 1968, October 1952 (USNM), 24 December 1938 (AMNH). São Paulo- no further data (DEI, MNHN). Total: 9.