Ishiharella hirsuta Yu, Yang & Dietrich, sp. nov.

(Figs 19–27, 48–49)

Type material. Holotype: 1♂, Thailand, Phetchabun Khao Kho NP, mixed deciduous forest, 16°32.539’N, 101°2.483’E, 524m, pan trap, 11–12 December 2006, Somchai Chachumnan & Saink Singtong leg (QSBG). Length: ♂ 3.73mm.

Crown yellowish orange, with pigmented depression adjacent to eyes, two yellowish patches between eyes, posterior margin with median brownish patch (Fig. 48). Eyes greyish (Fig. 48). Face yellow, anteclypeus with apex black (Fig. 49). Pronotum orange. Scutellum yellow, apex black, scutoscutellar sulcus brownish (Fig. 48). Forewing brown, hind wing hyaline (Fig. 48). Legs yellowish (Fig. 49).

Male ventral abdominal apodemes reaching middle of segment 4 (Fig. 19). Male pygofer strongly narrowed anteriorly, apex pointed (Figs 21, 22). Subgenital plates extended beyond pygofer in lateral view, fused almost to apex, bearing ca. 4 macrosetae in one row and ca. 23 microsetae in 3 rows (Fig. 20). Paramere elongate, subapically to apex with two spinelike processes and with few short setae and a long slender seta (Fig. 23). Aedeagal shaft short, broad, ovoid, strongly compressed, basal process slender, nearly symmetrical, with two slender laterally bowed distal branches each densely clothed dorsally with fine pubescence (Figs 24, 25). Anal tube process sinuate to lateral view (Fig. 27). Connective nearly rectangular (Fig. 26).

Etymology. The species name refers to the distinctly hirsute aedeagal processes.

Remarks. The new species differs distinctly from others of the genus in having the aedeagal process branches distinctly hirsute (Figs 24, 25).