Longchuanacris

Mao, Ben-Yong, Niu, Yao, Ou, Xiao-Hong, Zheng, Zhe-Min & Scott, Matthew B., 2011, A taxonomic study of the genus Longchuanacris Zheng et Fu (Orthoptera: Acrididae: Catantopinae), with descriptions of two new species from Yunnan, China, Zootaxa 3118, pp. 51-61 : 53

Key to the male of species of Longchuanacris

1 Furculae with apex broadly rounded or roughly flat, width near apex broader than or equal to that at base................ 2

- Furculae with apex acute, width near apex distinctly narrower than that at base..................................... 3

2 Hind femora yellowish green with an orange-red ring before knee; furculae with apical margin smooth...... L. macrofurcula

- Hind femora greenish yellow without any colour ring before knee; furculae with preapical-inner angle forward curved as a styliform projection ( Figs. 1–2 )............................................................ L. lobata , sp. nov.

3 Furculae with width between outer margins at base narrower than or nearly equal to half width of supra-anal plate ( Fig. 7 ).. 4

- Furculae with width between outer margins at base somewhat broader than or nearly equal to width of supra-anal plate..... 5

4 Hind femora with a broad, red ring before knee..................................................... L. bidentata

- Hind femora without any colour ring before knee ( Figs. 15–16 ).............................. L. microfurcula , sp. nov.

5 Furculae entirely upright, triangular, apex caudally directed............................................. L. virida

- Furculae with basal half transverse and upright, apical half cephalically directed......................... L. curvifurcula

Figures

FIGURES 1 – 6. Longchuanacris lobata Niu et Ou, sp. nov.. 1. male terminalia, dorsal view; 2. male cercus and furcula, lateral view; 3. female subgenital plate, ventral view; 4 – 6. epiphallus, dorsal, anterior and lateral views. an = anchora; cer = cercus; f = furcula; ilo = inner lophus; olo = outer lophus; pp = posterior projection; sa = supra-anal plate. Scale bars = 1 mm.

FIGURES 7 – 12. Longchuanacris microfurcula Niu et Zheng, sp. nov .. 7. male terminalia, dorsal view; 8. male cercus and furcula, lateral view; 9. female subgenital plate, ventral view; 10 – 12. epiphallus, dorsal, anterior and lateral views. an = anchora; ap = anterior projection; cer = cercus; f = furcula; lo = lophus; pp = posterior projection; sa = supra-anal plate. Scale bars = 1 mm.

FIGURES 13 – 17. Habitus, lateral view. 13 – 14. Longchuanacris lobata Niu et Ou, sp. nov., male, female; 15 – 16. Longchuanacris microfurcula sp. nov., male, female; 17. Longchuanacris guangxiensis Zheng et Ren, 2007 (= Caryanda neoelegans Otte, D. 1995), male. Scale bars = 1 mm.