Amphinemura

Li, Weihai & Yang, Ding, 2008, Species of Amphinemura (Plecoptera: Nemouridae) from Tibet, China, Zootaxa 1688, pp. 54-60 : 54

Key to species of Amphinemura from Tibet

1. Ventral sclerite of epiproct extending beyond apex of dorsal sclerite ( Figs. 6, 9 ) .......... pediformis sp. nov.

– Ventral sclerite of epiproct not extending beyond apex of dorsal sclerite ( Fig. 1 ) ...................................................... 2

2. Epiproct distinctly tapering and acute apically ( Figs. 21, 23 ) .............................................................. yangi

– Epiproct wide and obtuse apically ( Fig. 1 , 11 , 16 ) ......................................................................................................3

3. Outer lobe of paraproct with spines ( Figs. 2, 5 , 12, 15 )..............................................................................4

– Outer lobe of paraproct without any spines ( Figs. 17, 20 ) .............................................................................. tibetensis

4. Outer lobe of paraproct bifurcate apically ( Figs. 12, 15 ) .............................................. pterygoidea sp. nov.

– Outer lobe of paraproct not bifurcate apically ( Figs. 2, 5 ) .......................................................................................... lii

Figures

FIGURES 6 – 10. Amphinemura pediformis sp. nov. (male). 6. Terminalia, dorsal view. 7. Terminalia, ventral view. 8. Epiproct, dorsal view. 9. Epiproct, lateral view. 10. Right paraproct, caudal view.

FIGURES 1 – 5. Amphinemura lii (male). 1. Terminalia, dorsal view. 2. Terminalia, ventral view. 3. Epiproct, dorsal view. 4. Epiproct, lateral view. 5. Right paraproct, caudal view. (after Zhu & Yang 2003)

FIGURES 21 – 25. Amphinemura yangi (male). 21. Terminalia, dorsal view. 22. Terminalia, ventral view. 23. Epiproct, dorsal view. 24. Epiproct, lateral view. 25. Right paraproct, caudal view. (after Zhu & Yang 2003)

FIGURES 11 – 15. Amphinemura pterygoidea sp. nov. (male). 11. Terminalia, dorsal view. 12. Terminalia, ventral view. 13. Epiproct, dorsal view. 14. Epiproct, lateral view. 15. Right paraproct, caudal view.

FIGURES 16 – 20. Amphinemura tibetensis (male). 16. Terminalia, dorsal view. 17. Terminalia, ventral view. 18. Epiproct, dorsal view. 19. Epiproct, lateral view. 20. Right paraproct, caudal view (after Zhu & Yang 2003).