Indonemoura rostrilobata, Sivec & Stark, 2010

Sivec, Ignac & Stark, Bill P., 2010, Eleven New Species Of The Genus Indonemoura Baumann (Plecoptera: Nemouridae) From Thailand And Vietnam, Illiesia 6 (14), pp. 210-226 : 224

Indonemoura rostrilobata sp. n.

( Figs. 47-50 )

Material examined. Holotype ♂ from Thailand, Loei Province, Phu Hin Rongkla National Park, Huai Man Daeng Noi , 1600 m, 101° 03’ N, 16° 57’ E, 21 October 2001 ( PMSL) . Paratype: Vietnam: Lao Cai Province, Sapa, Fan Si Pang Mountains , 25-30 March 1995, W. Mey, 1♂ ( ZMB) .

Adult habitus. General color brown to dark brown. Head, pronotum and wings dark brown; pronotum with obscure rugosities. Palpi pale, antennae uniformly brown. Legs brown with wide pale band on femora; tibiae uniformly brown, tarsi paler.

Male. Forewing length 6.5 mm (7.5 mm in Vietnam specimen). Epiproct slightly constricted in basal third and narrowed from apical third in dorsal aspect; apex deeply notched ( Fig. 47 ); ventrolateral aspect slightly inflated near apex and armed along much of apical half with small spines ( Fig. 48 ). Outer and mesal lobes of paraprocts subequal in length; mesal lobe inflated subapically and beak-like at tips; inner lobes slender ( Figs. 49-50 ). Tergum 10 bearing a pair of midbasal spines and scattered sensilla over surface; tergum 9 with an irregular linear sensilla patch along posterior margin. Vesicle slender with relatively parallel lateral margins ( Fig. 49 ); hypoproct constricted beyond posterior margin of sternum 9 and broadly tapered to apex.

Female. Unknown.

Larva. Unknown.

Etymology. The species name refers to the beak-like form of the mesal paraproct lobe.

Diagnosis. See above under I. horvati .

Figures

Figs. 47-50. Indonemoura rostrilobata. 47. Male terminalia, dorsal aspect. 48. Male terminalia, lateral aspect. 49. Male terminalia, ventral aspect. 50. Male paraprocts, caudal aspect.