Phryganogryllacris sichuanensis Li, Liu & Li, 2014

Li, Miao-Miao, Fang, Yan, Liu, Xian-Wei & Li, Kai, 2014, Taxonomic revision of the genus Phryganogryllacris (Orthoptera: Gryllacrididae) from China, Zoological Systematics 39 (4), pp. 507-519 : 510-511

3.3 Phryganogryllacris sichuanensis Li, Liu & Li , sp. nov. ( Figs 7–9 )

Male. Size typical of this genus, stout. Fastigium of vertex about 2 times as broad as scape. Fore margin of pronotum slightly projected, hind margin straight. Tegmina rather extending beyond the apex of hind femora, M independent, furcated at base; CuA with 2 branches, between the first and the second branches with an oblique connecting with the M, A with 4 branches, the last of them united at base. Wings slightly extending beyond tegmen. Hind femora on ventral surface with 3–9 internal spines and 2–6 external spines; hind tibiae on dorsal surface with 4–6 internal spines and 5–6 external spines. Abdominal tergite 9 broadly rounded, each side with a hook-like process, slightly S-curved ( Figs 7–8 ). Cerci short, about 4.5mm long, conical; posterior margin of subgenital plate with a deeply incision ( Fig. 9 ), apex of lobes somewhat obliquely truncate; styli rather flattened.

Female. Unknown.

Coloration. Body yellowish brown. Eyes blackish brown. All legs slightly pale red, spines and spurs of fore and mid tibiae distinctly blacken. Venation of tegmina in apical region slightly dark. Dorsal surface of abdomen darkish black, ventral and lateral surface yellowish brown.

Measurement. Body, ♂ 18.0– 23.5 mm; pronotum, ♂ 4.0– 5.5 mm; tegmina, ♂ 25.0–31.0 mm; hind femora, ♂ 13.0– 15.0 mm.

Material examined. Holotype ♂, Sichuan, Dujiangyan, Qingcheng Mountain (elev. 750–850 m), 27 June 1987, Xiu- Jiang Zhang leg. Paratypes: 1♂, Sichuan, Yaan, Zhougong Mountain , 13–21 July 1939, Yao Zhou etc. legs .; 2♂, Sichuan, Tianquan, Laba River (elev. 2 060 m), 28–30 July 2007, Xian-Wei Liu etc. legs .; 1♂, Yunnan, Lushui, Pianma (elev. 2 300 m), 6–7 July 2010, Wen-Xuan Bi leg.

Distribution. Sichuan, Yunnan.

Remarks. This new species is closely related to Phryganogryllacris sheni Niu & Shi, 1999 , but differs from it by tegmina and cerci rather longer, the hook-like processes of male abdominal tergite 9 slightly S-curved.

Figures

Figs 1–9. Phryganogryllacris spp. 1–3. P. subrectis (Matsumura & Shiraki, 1908). 1. End of abdomen, lateral view, ♂. 2. Subgenital plate, ventral view, ♂. 3. Subgenital plate, ventral view, ♀. 4–6. P. brevixipha (Brunner von Wattenwyl, 1893). 4. End of abdomen, lateral view, ♂. 5. End of abdomen, ventral view, ♂. 6. Subgenital plate, ventral view, ♀. 7–9. P. sichuanensis Li, Liu & Li, sp. nov. 7. End of abdomen, lateral view, ♂. 8. End of abdomen, caudal view, ♂. 9. Subgenital plate, ventral view, ♂. Scale bars=1 mm.