Brachiacantha aperta Weise

Nestor-Arriola, Jorge Ismael, Toledo-Hernandez, Victor Hugo, Solis, Angel, Gonzalez, Guillermo & Vetrovec, Jaroslav, 2021, The Brachiacantha Dejean, 1837 (Coleoptera, Coccinellidae) of Central America, ZooKeys 1024, pp. 157-196 : 157

Brachiacantha aperta Weise Figures 6 , 37-40

Brachyacantha aperta Weise, 1903: 208. Leng 1911: 323.

Material examined.

123 specimens from Costa Rica: Limón, Cartago, and Puntarenas ( FSCA, USNMNH, MNCR, MUCR, MZCR) .

Diagnosis.

Color pale yellow or yellowish white. Pronotum with three or four brown spots. Elytron with a brown-colored branched line pattern (Fig. 6 ). Ventrites I-VI emarginated and depressed at center, depression becoming wider from the basal ventrite to apical ventrite. Ventrites I-III densely punctate, pubescent within the depression more abundant and longer than at the sides. Male genitalia with parameres and penis guide strongly wide; penis guide as long as parameres, wider at middle, symmetrical, apex rounded (Fig. 40 ); parameres wide, apex rounded, slightly tuberculated in the concave side margin, with abundant setae at apex and the convex margin, weakly curved (Fig. 39 ); penis with lateral slender alae at apex (Fig. 38 ), basal capsule not crested, inner arm slender and long, apex spender and long (Fig. 37 ).

Distribution.

Costa Rica.

Discussion.

This species is easily recognizable due to its unique coloration.

Figures

Figures 5 - 8. Brachiacantha sp. 5 Brachiacantha bipartita, female 6 Brachiacantha aperta, female 7 Brachiacantha isthmena sp. nov. 8 Brachiacantha cachensis.

Figures 37 - 40. Brachiacantha aperta, male genitalia 37 Penis 38 Penis apex 39 Tegmen, lateral view 40 Tegmen.