A revision of the genus Acentroptera Guérin-Méneville, 1844 (Coleoptera: Chrysomelidae: Cassidinae)
Author
Staines, C. L.
text
Insecta Mundi
2014
2014-01-10
2014
332
1
19
journal article
10.5281/zenodo.4645589
1942-1354
4645589
AAD2DCEC-2F4D-4E8D-825F-B2754DC13F22
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.