Neoperla daklak Stark & Sivec 2008, sp. n.

Neoperla daklak sp. n.

(Figs. 6‐7)

Material examined. Holotype ♂ (pinned) from Vietnam, Dac Lac, Yok Don National Park, ca. 2 km SE Ban Don, 12 ° 53’ N, 107 ° 48’ E, 31 May 1997, D.C. Darling, D. Currie, A. Guidotti, ROM 974019 (ROM).

Adult habitus. Biocellate. Head dark brown. Pronotum dark brown with darker rugosities; median suture and margins black. Wings tinted pale brown, veins darker but costal area pale. Legs brown.

Male. Forewing length 9 mm. Triangular process of tergum 7 broadly rounded and spinulose at apex. Median sclerite of tergum 8 a low triangular mound with sensilla basiconica scattered along its length. Tergum 9 with median and lateral patches of sensilla basiconica set on low humps. Hemitergal processes moderately long and straight (Fig. 6). Aedeagal tube lightly sclerotized and covered over lateral and dorsoapical surfaces with small spinules (Fig. 7). Sac base with a narrow, unarmed ring but otherwise armed with a continuous patch of variably sized spines over at least basal half; no distinctly large spines present near or beyond midlength (Fig. 7).

Female. Unknown.

Larva. Unknown.

Etymology. The species name, used as a noun in apposition, is based on the province where the holotype was collected.

Diagnosis. See above discussion under N. clara.