Giganemobius jianfenglingensis ( Liu & Shi, 2016 )

He, Zhixin, Zhang, Tao & Ma, Libin, 2021, Crickets of subfamily Nemobiinae Saussure, 1877 (Orthoptera: Grylloidea; Trigonidiidae) from China with descriptions of new genera and new species, Zootaxa 5011 (1), pp. 1-70 : 24-27

Giganemobius jianfenglingensis ( Liu & Shi, 2016)

( Figs. 22–24 )

Pteronemobius (Pteronemobius) jianfenglingensis Liu & Shi, 2016: 103 , 105

Giganemobius jianfenglingensis, Shen & He, 2020: 386

Materials examined. China: 5 males & 5 females, Hainan, Ledong, Jianfengling National Natural Reserve , viii- 19-2019, Zhixin He & Tao Zhang coll. ( SNNU) .

Description. Male. Body size large. Head small, slightly wider than the anterior margin of pronotum. Rostrum slightly wider than antennal scape. Median ocellus smallest of the three, lateral ocellus round. Eyes rather large. Postclypeus narrowed medially, middle part of apex convex. Apical joint of maxillary palpi slightly longer than the third, depressed and widened, with rounded apex; apical joint of labial palpi rod-like, longer than remainder sections, depressed and widened. Pronotum transverse wide; anterior and posterior margin straight, posterior margin wider than the anterior, middle of both lateral edges slightly concave. Tegmen bearing an oblique vein and two chord veins. Apical region degraded, lateral region bearing four Sc branches. Fore tibia only possessing external tympanum, elongate oval-like. Hind tibia bearing four dorsal spurs on two sides respectively, of the inside, first spur stubby and far away from others and basal of the fourth expanded; apical spurs three on both sides respectively.

Genitalia. The upper of epiphallus arc-shaped, upper and lower margin concave medially. Lateral lobe acinaciform and inward curved. Ectoparamere somewhat triangular-like and widened.

Female. Similar to male. Tegmen almost reaching the middle of abdomen and bearing six longitudinal veins. Ovipositor almost half length of hind femur.

Coloration. Body yellowish brown. Head and pronotum reddish brown. Lateral edges of pronotum dark. Dorsal area of tegmen light brown, lateral area dark. Hind femur ornamented with brown stripes outside.

Measurements (mm). Male (n=5). BL 5.96±1.02, HW 1.32±0.28, PL 1.37±0.14, TL 3.45±0.54, HFL 4.34±0.62. Female (n=5). BL 6.35±1.36, HW 1.26±0.29, PL 1.46±0.24, TL 2.16±0.42, HFL 4.48±0.39, OL 2.21±0.36.

Genus Homonemobius Chopard, 1935

Homonemobius Chopard, 1935: 285

Type species: Homonemobius monomorphus ( Bolívar, 1900)

Figures

FIGURE 22. G. jianfenglingensis. Habitus (alive) in field. A. Male. B. Female.

FIGURE 23. Habitus photographs of G. jianfenglingensis. A. Male. B. Female. Scale bar: 2 mm.

FIGURE 24. Male genitalia of G. jianfenglingensis. A. Dorsal view. B. Lateral view. C. Ventral view.