Acentroptera strandi Uhmann, 1943

Staines, C. L., 2014, A revision of the genus Acentroptera Guérin-Méneville, 1844 (Coleoptera: Chrysomelidae: Cassidinae), Insecta Mundi 2014 (332), pp. 1-19 : 12

Acentroptera strandi Uhmann

Fig. 11

Acentroptera strandi Uhmann 1943: 115 (Holotype: Panama, Lino, Fa. Staudinger [handwritten label]// Holotyp [red printed label]// Acentroptera strandi Uh., E. Uhmann det, DEI). Papp 1953: 51 (catalog); Uhmann 1957: 66 (catalog); Gaedike and Döbler 1971: 360 (types); Wilcox 1975: 140 (catalog); Staines 1997: 411 (Uhmann species list), 2011: 55 (faunal list).

Description. Elongate; convex; slightly expanding apically; testaceous; pronotum with brown medial vitta; eyes, scutellum, and antennomeres 1-9 black, antennomeres 10-11 brown; legs with tarsi brown, profemur and protibia with diffuse brown markings, meso- and metatibiae brown; venter testaceous with pro-, meso-, and metasterna black laterally, abdomen darkening to apex. Head: vertex impunctate, medial sulcus present; slightly depressed between eyes; tooth present between antennal bases; frons impunctate, carinate; clypeus punctate. Antenna: reaches to humerus; antennomere 1 subglobose, ¾ length of 2; 2-6 cylindrical, with 2-5 subequal in length; 6 shorter than 5; 7-11 each wider than 6; 7-10 transverse, subequal in length, each shorter than 6; 11 2x length of 10, pointed at apex; 1-6 sparsely punctate; 7-11 setose. Pronotum: subquadrate; convex; lateral margin sinuate, angulate in middle, narrowly margined; anterior angle with blunt, oblique tooth; posterior angle acute, with small, acute tooth; surface densely punctate; longitudinal medial sulcus present on disc; transverse basal impression present medially; pronotal length 1.3-1.6 mm; pronotal width 1.3-1.7 mm. Scutellum: quadrate; micropunctate. Elytron: lateral margin smooth, narrowly margined; exterior apical angle rounded, narrowly margined; apical margin sinuate, narrowly margined, smooth; sutural angle with small acute tooth; humerus angulate; slightly constricted behind humerus; interspace 4 costate, flattened at base; 6 and 8 costate but less produced; 2 costate at apex; elytral length 5.3-7.3 mm; elytral width 2.0- 2.7 mm. Venter: pro- and mesosterna impunctate medially, sparsely punctate laterally; metasternum impunctate medially, slightly rugose laterally; abdominal sterna impunctate. Leg: sparsely, finely punctate, each puncture with pale seta; tibia with fringe of setae on inner apical margin. Total length: 6.7-9.1 mm.

Plant association. Adults have been collected fogging Pentaclethra macroloba Kuntze (Fabaceae) ( Staines 2011).

Distribution. Costa Rica, Panama.

Specimens examined: Costa Rica: unknown locality- Ciricavas, 17 May 1938 (USNM). Cartago- Turrialba, 22-28 February 1965 (USNM). Herédia- Est. Biol. La Selva, 150 m, 22 October 1994 (INBIO). Panama: Chiriquí- Chir. Res. For., La Fortuna, Quebrada Aleman, 21 July 1995 (BYU). Total: 4.

Figures

Figures 10-13. Habitus of Acentroptera species. 10) Acentroptera pulchella (Guérin-Méneville). 11) Acentroptera strandi Uhmann. 12) Acentroptera tessellata Baly. 13) Acentroptera zikani Uhmann holotype.