Acentroptera lineata Staines, 2014

Staines, C. L., 2014, A revision of the genus Acentroptera Guérin-Méneville, 1844 (Coleoptera: Chrysomelidae: Cassidinae), Insecta Mundi 2014 (332), pp. 1-19 : 7-8

Acentroptera lineata Staines n. sp.

Fig. 6

Holotype male: R. P., Panama Pr., Cerro Campana, 19-VIII/1978// N. E. Woodley Collector // Holotype Acentroptera lineata Staines , des. C. L. Staines 2012 [red label] ( USNM) . Paratype female: Panama, Panama prov., PN Altos de Campana, Cerro Campana, 17.vii.2009, 8°40’N, 79°55’W, 1000 m, Bromeliaceae sp., L. Sekerka and D. Windsor lgt [green printed label]// Paratype Acentroptera lineata Staines , des. C. L. Staines 2013 [red label] (LSC).

Description. Elongate; parallel-sided; convex; orangish-yellow with reddish-purple vitta from humerus curving to suture at apex. Head: vertex alutaceous, faint medial sulcus present; not depressed between eyes; keel present between antennal bases; frons impunctate, slightly tuberculate. Antenna: reaches to humerus; slender; antennomere 1 subglobose, ½ length of 2; 2-4 elongate, expanding apically, subequal in length; 5 elongate, expanding apically, slightly shorter than 4; 6 elongate, expanding apically, ¾ length of 5; 7-10 transverse, subequal in length, each shorter than 6; 11 2x length of 10, pointed at apex; 1-7 sparsely punctate; 8-11 setose. Pronotum: subquadrate; convex; lateral margin shallowly sinuate, not angulate in middle, margined; anterior angle with rounded tooth; posterior angle acute; surface coarsely punctate; disc with longitudinal medial sulcus; transverse basal impression present medially; pronotal length 1.4-1.5 mm; pronotal width 1.4-1.7 mm. Scutellum: quadrate; punctate. Elytron: lateral margin straight, smooth, margined; exterior apical angle rounded; apical margin sinuate, laminate, smooth; sutural angle without tooth; humerus rounded; interspaces 2, 4, 6, and 8 costate; elytral length 5.7-6.2 mm; elytral width 2.3-2.4 mm. Venter: pro-, meso-, and metasterna impunctate; abdominal sterna impunctate; apical margin of last sternite with fringe of setae. Leg: punctate; tibia with fringe of setae on inner apical margin. Total length 7.5-8.2 mm

Etymology. From linea (Latin) meaning line or stripe for the elytral vittae of this species.

Host plant. Adults have been collected from an unidentified bromeliad ( Bromeliaceae ).

Distribution. Panama.

Figures

Figures 1-9. Habitus of Acentroptera species. 1) Acentroptera basilica Thomson. 2) Acentroptera bita Staines n. sp. holotype. 3) Acentroptera dejeanii Guérin-Méneville. 4) Acentroptera emdeni Uhmann. 5) Acentroptera lacordairei Lucas. 6) Acentroptera lineata Staines n. sp. holotype. 7) Acentroptera nevermanni Uhmann. 8) Acentroptera norrisii Guérin-Méneville. 9) Acentroptera ohausi Weise.