Neolarnaca Gorochov, 2004

Yang, Dongdong, Peng, Xiaoyu & Bian, Xun, 2021, New taxa in the genus Neolarnaca Gorochov, 2004 (Orthoptera: Gryllacrididae) based on specimens from Yunnan and Guangxi, China, Zootaxa 5060 (4), pp. 582-588 : 582-583

Key to species of the genus of Neolarnaca Gorochov

2. Tegmina longer than the length of pronotum ( Neolarnaca vera aurelostria Bian & Shi, 2016 : PL ♂ 6.3, TL ♂ 8.7; Neolarnaca vera nigrinotum: PL ♂ 4.5–4.7, ♀ 4.7–5.2, TL ♂ 5.0–5.5, ♀ 5.5–6.0; Neolarnaca vera vera Gorochov, 2004 : PL ♂ 5.0, ♀ 5.5–6.0, TL ♂ 9.0, ♀ 10.0)............................................................................. 3

- Tegmina shorter than the length of pronotum (PL ♂ 5.5–6.3, ♀ 5.6; TL ♂ 4.8–5.2, ♀ 5.1), tegmina reaching the middle area or posterior margin of first abdominal tergite ( Figs. 1C and 2E )........................... Neolarnaca vera guoi ssp. nov.

3. Tegmina overlapping, reaching the posterior margin of third abdominal tergite ( Bian & Shi, 2016: Fig. 4 ), male subgenital plate wider than long ( Bian & Shi, 2016: Fig. 7; Gorochov, 2004: Fig. 82)............................................. 4

- Tegmina not overlapping except near tip ( Ingrisch, 2018: Fig. 80E), the length of male subgenital plate nearly equal to its width ( Ingrisch, 2018: Fig. 80K)............................................ Neolarnaca vera nigrinotum Ingrisch, 2018

4. Pronotum with narrow stripe along the anterior margin and small brownish spot at the middle of posterior margin.............................................................................. Neolarnaca vera vera Gorochov, 2004

- Pronotum with 1 wider brownish stripe along with the midline, which broaden at the anterior margin and posterior margin ( Bian & Shi, 2016: Fig. 2 )............................................... Neolarnaca vera aurelostria Bian & Shi, 2016

Figures

FIGURE 1. Neolarnaca vera guoi ssp. nov. Male. A. head in frontal view; B–C. head and pronotum: B. dorsal view, C. lateral view; D–E. tegmina in lateral view: D. right tegmen, E. left tegmen; F. stridulatory pegs on second and third abdominal tergites in lateral view; G–J. apex of abdomen: G. dorsal view, H. lateral view, I. apico-ventral view, J. ventral view.

FIGURE 2. Neolarnaca vera guoi ssp. nov. Female. A–B. head in frontal view; C–D. head and pronotum: C. dorsal view, D–E. lateral view; F–G. tegmina in lateral view: F. left tegmen, G. right tegmen; H. stridulatory pegs on second and third abdominal tergites in lateral view; I–J. subgenital plate in ventral view; K. apex of abdomen in lateral view.

FIGURE 4. Neolarnaca longipenna Bian & Shi, 2016. Male. A. head in frontal view; B–C. head and pronotum: B. lateral view, C. dorsal view; D. stridulatory pegs on second and third abdominal tergites in lateral view; E–I. apex of abdomen: E. lateral view, F. dorsal view, G. ventral view, H. ventro-apical view, I. ventral and slightly lateral view.