Ectotrypa brachyptera Cadena-Casteñada, Noriega, 2015

Cadena-Castañeda, Oscar J. & Noriega, Jorge Ari, 2015, New Podoscirtine crickets (Orthoptera: Gryllidae; Podoscirtinae) from National Natural Park Amacayacu, Amazonas, Colombia, Zootaxa 3941 (1), pp. 104-116 : 113

Ectotrypa brachyptera Cadena-Casteñada, Noriega , n. sp.

( Figs. 39–44 )

Diagnosis. Brachypterous, tegmina covering the fourth abdominal segment and the rudimentary hind wings. Ovipositor as long as the later femur with the apex with the form of an arrow, apex of the truncated subgenital board.

Holotype. ♀. Colombia, Amazonas, PNN Amacayacu, ~ 70 m. S. Otavo & J. Noriega leg. (MUD).

Description. Female (holotype). Head and pronotum dark brown, clypeus and palps yellow, antenna dark brown with some black segments, tégmina, abdomen and legs brown, apex of the hind femur dark brown. Orthognathous head, last maxillary palp segment cylindrical and softly dilated in the apex, last mandibular palp segment wider in the apex and truncated ventrally, interantennal distance as wide as the half of the thickness of the antennal escape, antennal fossa with an ovoid form and prominent (figs. 39–40). Cylindrical pronotum, humeral prominence not developed, pronotal disc with two spots in the mesal region. Tegmina with an ovoid form covering the four abdominal tergite, dorsal surface with 9–10 somewhat oblique longitudinal veins and numerous cross veins; lateral surface with 15–16 oblique branches of Sc and a few cross veins between some of these branches (fig. 41), hind wings vestigial. Subtriangular epiproct, subgenital plate triangular and distal truncated, ovipositor reddish dark brown with yellow inner margins of each valve; flattened back-ventral and with the distal portion with an arrow form, latero-apical margins with sawed form, in lateral view straight and curving itself smoothly upwards in the distal portion (figs. 43–44).

Male. Unknown.

Measurements (mm). Total length: 18; Pronotum: 3.5; Tegmina: 11; Hind femur: 11; Hind tibia: 12; Ovipositor: 10.

Etymology. It makes reference to the wingless condition of the species.

Figures

FIGURES 39 – 44. Ectotrypa brachyptera n. sp. 39. Frons. 40 – 41. Head, pronotum and wings in lateral and dorsal view respectively.