Amphinemura sapa, Stark & Sivec, 2010

Stark, Bill P. & Sivec, Ignac, 2010, Eight New Species Of Amphinemura (Plecoptera: Nemouridae) From Vietnam, Illiesia 6 (5), pp. 41-51 : 47

Amphinemura sapa sp. n.

( Figs. 19-20 )

Material examined. Holotype ♂ from Vietnam, Lao Cai, Sapa , Okui-Ho, 1100 m, 24-25 March 1995, W. Mey ( ZMB).

Adult habitus. General color brown without distinctive pattern.

Male. Forewing length 6 mm. Epiproct with a prominent dorsal hump in lateral aspect ( Fig. 20 ), and bearing a divergent pair of apically spinous, basolateral lobes; lateral lobes relatively broad and somewhat fleshy in appearance, dorsoapical aspect of median lobe broad, terminating in an open, more or less funnel shaped process ( Fig. 19 ); ventral sclerite of epiproct with a row of ca. 6 short, stout spines. Mesal lobe of paraprocts somewhat swollen in apical half and bearing a single long, slender setae near apex; outer lobe with a cluster of thick setae on dorsal surface. Tergum 10 with a median row of small spines under epiproct; tergum 9 bearing a posterior cluster of long setae.

Female. Unknown.

Larva. Unknown.

Etymology. The species name, used as a noun in apposition, refers to the type locality.

Diagnosis. Amphinemura sapa does not appear to be closely related to any of the recently described regional species but it is similar to an undescribed form known from Thailand (Sivec unpublished).

Figures

Figs. 19-23. Amphinemura sapa (19-20) and A. tamdao (21-23) 19. Male terminalia, dorsal. 20. Male terminalia, lateral. 21. Male terminalia, dorsal. 22. Paraproct, caudal aspect. 23. Male terminalia, lateral.