Brachiacantha fenestrata Gorham

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 fenestrata Gorham Figures 3 , 25-28

Brachyacantha fenestrata Gorham, 1894: 190. Leng 1911: 322.

Material examined.

160 specimens from Costa Rica: Alajuela, Guanacaste, Heredia, and Puntarenas; Panamá: Chiquirí ( MNCR, MUCR, MZCR) .

Diagnosis.

Dorsally black or dark brown; pronotum with the anterior angles, the anterior margin and two convergent oval spots on the center of the disc, pale yellow; each elytron has five pale spots (Fig. 3 ). Male abdomen with ventrites I-V depressed, emarginated, and abundantly pubescent. Male genitalia with the penis guide apically truncate and slightly longer than parameres, symmetrical, with convergent sides (Fig. 25 ); parameres slender, apex rounded, setae arising from the convex side margin (Fig. 26 ); penis curved in basal 1/2, apex with small alae, basal capsule without crest, inner arm of basal capsule long and slender (Figs 27 , 28 ).

Variation.

In some specimens the elytral spots are fused.

Distribution.

Costa Rica and Panamá. The records of México must be confirmed.

Discussion.

This species is easily recognizable by the pronotal pale spots.

Figures

Figures 1 - 4. Brachiacantha sp. 1 Brachiacantha lepida, dark habitus (image by Jorge Valdez Carrazco) 2 B. lepida, common habitus (image by Jorge Valdez Carrazco) 3 Brachiacantha fenestrata, male 4 Brachiacantha octostigma, male (image by Jorge Valdez Carrazco).

Figures 25 - 28. Brachiacantha fenestrata, male genitalia 25 Tegmen 26 Tegmen lateral view 27 Penis 28 Penis apex.