Guyalna nigra Boulard, 1999

Sanborn, Allen F., 2016, The cicada genus Guyalna Boulard & Martinelli, 1996 (Hemiptera: Cicadidae: Cicadinae: Fidicinini): generic description, twelve new combinations, and a key to species, Zootaxa 4105 (5), pp. 430-454 : 444

Guyalna nigra Boulard, 1999

( Fig. 18 )

Guyalna nigra Boulard 1999: 100 .

Type locality. Búzios, Rio de Janiero, Brazil.

Remarks. The species is black and is similar in appearance but larger than G. c u t a, G. nadae and G. platyrhina . It possesses a timbal cover that expands over the lateral timbal cavity with the rounded apex ( Fig. 18 ). Body length 16–22 mm, fore wing length 22.5–29 mm ( Boulard 1999 and specimens in the AFSC).

Distribution. The species has been reported previously from Brazil and French Guiana ( Boulard 1999; Sanborn 2011a).

Figures

FIGURE 18. Guyalna nigra Boulard, 1999. A, male, Brazil (AFSC). Scale bar: 2 cm; B, timbal cover (compared to image of holotype timbal cover (MNHN )). Scale bar: 2 mm.