Neoperla

Li, Weihai, Li, Shan, Feng, Guangwei & Wang, Yunbing, 2014, Species of Neoperla (Plecoptera: Perlidae) from Henan Province, China, Zootaxa 3838 (2), pp. 174-182 : 181

Key to species of Neoperla (males) known from Henan

1. Aedeagal tube completely sclerotized...................................................................... 2

-. Aedeagal tube incompletely sclerotized.................................................................... 4

2. Aedeagal tube with ventral lobes (Fig. 5, Li et al. 2011)............................................. N. flavescens

-. Aedeagal tube without ventral lobes....................................................................... 3

3. Aedeagal sac about as long as tube, with small spines ( Fig. 4 , Li et al. 2014).............................. N. cavaleriei

-. Aedeagal sac ca. 1.5x tube length, with linear large spines ( Fig. 1 d).................................. N. baotianmana

4. Aedeagal tube with single ventral lobes.................................................................... 5

-. Aedeagal tube with one pair of ventral lobes................................................................ 6

5. Aedeagal lobe finger like ( Figs. 4 a & b)................................................. N. jigongshana sp. nov.

-. Aedeagal lobe bifurcate........................................................................ N. forcipata

6. Aedeagal tube with a pair of ventral projections in addition to lateral lobes apically.................... N. magisterchoui

-. Aedeagal tube only with a pair of ventral projections apically................................................... 7

7. Aedeagal sac lacking ventral spines (Fig. 15, Li et al. 2011); apical half with a field of fine spinules separated by a lateral membranous area (Fig. 17, Li et al. 2011)........................................................ N. yaoshana

-. Aedeagal sac with ventral spines medially; apical half evenly covered by fine lateral spinules with no membranous area ( Fig. 3 , Li et al. 2011)................................................................................ N. henana

Figures

FIGURE 1. Neoperla baotianmana Li & Wang. a. Female head and pronotum, dorsal view. b. Female terminalia, ventral view. c. Vagina and spermatheca inside female terminalia. d. Male aedeagal sac, lateral view.

FIGURE 3. Neoperla jigongshana Li & Li, sp. nov., male. a. Head and pronotum, dorsal view. b. Terminalia, dorsal view. c. Terminalia, lateral view. d. Right midleg, dorsal view. d. Aedeagal sac, lateral view.

FIGURE 4. Neoperla jigongshana Li & Li, sp. nov., male. a & b. Male aedeagus, lateral views. c. Hemitergal process, dorsal.