Furcilarnaca forceps (Bey-Bienko, 1962)

Liu, Jing, Wu, Xiangyi & Bian, Xun, 2022, Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera) IV: New additions of Chinese Furcilarnaca Gorochov, 2004, Zootaxa 5087 (2), pp. 335-356 : 343-344

Furcilarnaca forceps (Bey-Bienko, 1962)

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Figs. 10–13

Additional description notes, both sexes. Tegmina surpassing the apex of abdomen, reaching basal third of hind tibiae ( Figs. 11A–B , 13A–B ). Tegmina: radius with RS branching between middle and apical third of tegmen, both forked near tip; media anterior free from base but leaning on radius; cubitus anterior at base single branched, after divides into two branches behind basal third of tegmen, the anterior branch makes a curvature and receives a short connection branch from MA, shortly after it divides into MP and CuA1 ( Figs. 11C , 13C–D ), while MP and CuA1 of male left tegmen again fused before apical area ( Fig. 11C ), CuA2 single branched; cubitus posterior undivided, free throughout; with 4 anal veins, the last two with common base.

Female (first description). Cerci slender, directing dorsad. Seventh abdominal sternite with 1 conical swollen, behind it concave; between apical area of seventh abdominal tergite and basal area of subgenital plate semi-membranous with fine transverse striations and one swollen ( Fig. 12F ). Subgenital plate semi-oval, posterior margin narrowly rounded with 1 small median concavity, the lateral lobes obtuse ( Fig. 12F ). Ovipositor straight, faintly curved dorsad; apices subacute ( Fig. 12E ).

Measurements (mm). Female: BL 12.6–15.3, PL 3.5–4.0, TL 15.3–17.1, HFL 8.2–8.6, OvL.8.1–9.8. Material examined. 1 male and 3 females, Banhong, Cangyuan, Yunnan, June 12, 2021, coll. by Jing Liu. Distribution. Yunnan (Cangyuan, Gengma, Jinping).

Figures

FIGURE 10. Furcilarnaca forceps (Bey-Bienko, 1962). Male: A. head in frontal view; B–C. head and pronotum: B. dorsal view, C. lateral view; D. second and third abdominal tergites in lateral view; E–I. apex of abdomen: E. lateral view, F. dorsal view, G. ventral and slightly apical view, H–I. ventral view.

FIGURE 11. Furcilarnaca forceps (Bey-Bienko, 1962). Male: A–B. habitus in lateral view; C–D. tegmina in dorsal view: C. left tegmen, D. right tegmen.

FIGURE 12. Furcilarnaca forceps (Bey-Bienko, 1962). Female: A. head in frontal view; B–C. head and pronotum: B. dorsal view, C. lateral view; D. second and third abdominal tergites in lateral view; E–F. apex of abdomen: E. lateral view, F. ventral view.

FIGURE 13. Furcilarnaca forceps (Bey-Bienko, 1962). Female: A–B. habitus in lateral view; C–D. tegmina in dorsal view: C. left tegmen, D. right tegmen.