Gryllapterus tomentosus Bolivar, 1912

Hugel, Sylvain, Warren, Ben H. & Desutter-Grandcolas, Laure, 2021, The Phalangopsidae crickets (Orthoptera, Grylloidea) of the Seychelles Archipelago: Taxonomy of an ecological radiation, Zootaxa 5047 (3), pp. 201-246 : 238

Gryllapterus tomentosus Bolivar, 1912

( Figs 17–18 , Table 10)

Gryllapterus tomentosus Bolivar, 1912 :

Type material. Seychelles, Silhouette , near Pot à eau, about 1500 ft, 1 female, VIII.1908. NHM (after Cigliano et al. 2021)

Examined material. Seychelles, Silhouette island , 1 male, 3 females, VIII.1990 , P. Matyot, identified Gryllapterus tomentosus Bolivar, 1912 by D.K. MCE Kevan (1991), MNHN-EO-ENSIF12269-12272; same, 1 male, 1 female, LEM .

Molecular sampling. LDG 212 ( Warren et al. 2019).

Diagnosis. Same as the genus.

Emended description. In addition to the characters of the genus:

TII serrulation: no spine between subapical spurs 1 and 2; zero to one small spine between subapical spurs 2 and 3; zero to two small spines between subapical spurs 3 and 4; five to eight spines, and seven to nine spines above inner and outer subapical spurs respectively.

Coloration. Light orange, with light yellow and light brown spots and lines ( Figs 17A , 18A ). Lateral parts of head, pronotum and first tergites distinctly dark brown ( Fig. 17C ). Head dorsum light orange brown with three longitudinal light yellow stripes, one median, bordered with dark brown, and along the inner margin of each eye. Ocelli circled with black. Fastigium with light yellow lateral and apical margins, its sides black. Face and cheeks black brown, with a lighter reversed-Y under the median ocellus ( Fig. 17E ). Eyes dark brown and black. DD light orange, including its anterior and posterior margins; two brown areas in anterior half, close to anterior margin, many brown spots along median longitudinal furrow and in posterior third. LL brown; a large spot in anterior angle and the lower margin yellowish. Legs light yellow with brown marks: TI, TII with three incomplete brown rings; FI, FII with two brown rings, the apical the largest; TIII with four brown rings, the spurs light yellow at apex and brown at base; FIII with three lines of short, oblique brown lines ( Fig. 17F ); tarsomeres brown with basal third light yellow. Abdomen light orange brown, with wide brown spots in tergite anterior third (median spot the largest), and rows of smaller brown round spots along posterior margins. Cerci, sternites, supra-anal and subgenital plates light yellow.

Male. Fig. 17A . As for genus description.

Male genitalia. As on Fig. 17G–J .

Female. Fig. 18A . Ovipositor ( Fig. 18B ) shorter than FIII, longer than TIII.

Female genitalia. As on Fig. 18C–E .

Figures

FIGURE 17. Gryllapterus tomentosus Bolivar, 1912. A, male habitus in dorsal view, specimen deposited in LEM; B–C, male forewing in dorsal (B) and side (C) views, specimen MNHN-EO-ENSIF12269; D, male metanotal gland, dorsal view, specimen MNHN-EO-ENSIF12269; E, face, specimen MNHN-EO-ENSIF12269; F, hind femur pattern of coloration, specimen MNHN- EO-ENSIF12270; G–J, male genitalia in dorsal (G), ventral (H), side (I) and ventro-distal (J) views, specimen MNHN-EO-EN- SIF12269. Abbreviations: see Material and methods. Scales 2 mm (A), 1 mm (F).

FIGURE 18. Gryllapterus tomentosus Bolivar, 1912, female.A, habitus in dorsal view, specimen MNHN-EO-ENSIF12270; B, ovipositor, side view, specimen MNHN-EO-ENSIF12270; C–E, copulatory papilla in dorsal (C), ventral (D) and side (E) views, specimen MNHN-EO-ENSIF12272. Scale 1 mm (A, B), 0.1 mm (C–E).