Apterolarnaca, Gorochov, 2004

Xun, Bian, Rong-Sheng, Lu & Fuming, Shi, 2016, Review of the genus Apterolarnaca Gorochov (Orthoptera: Gryllacrididae) with proposal of a new synonym and description two new species, Zootaxa 4079 (3), pp. 357-362 : 358

Key to known species of Apterolarnaca

1 Middle tibiae without apical spine on dorsal surface.......................................................... 2

- Middle tibiae with apical spine on dorsal surface.............................................................4

2 Face and occiput black ( Fig. 1A ).................................... Apterolarnaca nigrifrontis Bian & Shi sp. nov.

- Face yellowish brown with some black spots ( Fig. 2A ; Gorochov, 2004: Fig. 99)................................... 3

3 Face with 3 black spots ( Gorochov, 2004: Fig. 99), male subgenital plate with lateral lobes slightly bifurcate apically ( Gorochov, 2004: Figs. 101–102); posterior margin of female subgenital plate slightly projected in the middle ( Gorochov, 2004: Fig. 104)..................................................................... Apterolarnaca ulla Gorochov, 2004

- Face with 4 black spots ( Fig. 2A ), male subgenital plate with lateral lobes obviously bifurcate apically ( Fig. 2F )....................................................................... Apterolarnaca quadrimaculata Bian & Shi sp. nov.

4 Frons and pronotum yellowish with some black patterns ( Gorochov, 2004: Figs. 105–106); female subgenital plate longer than broad; basal area of ovipositor with 1 pair of digitate lobes, projecting caudad. Male unknown................................................................................................. Apterolarnaca apta Gorochov, 2004

- Face and pronotum yellowish brown ( Bian & Shi, 2015: Figs. 1–2 , 11–12); female subgenital plate broader than long ( Bian & Shi, 2015: Fig. 18); basal area of ovipositor with 1 pair of oval, lateral lobes, which are projecting outwards (Bian & Shi, 20 15: Fig. 17). Lateral lobes of male ninth abdominal tergite spine-shaped in dorsal view, rectangular in apical view, its apices truncate ( Bian & Shi, 2015: Figs. 7–8)............................ Apterolarnaca truncatoloba ( Li & Liu, 2015) com. nov.

Figures

FIGURE 1. Apterolarnaca nigrifrontis Bian & Shi sp. nov. male: A. head in frontal view; B – C. head and thoraces: B. in dorsal view, C. in lateral view; D. right leg and apex of abdomen in lateral view; E. apex of abdomen in apico-lateral view; F. apex of abdomen in lateral view; G. subgenital plate in ventral view.

FIGURE 2. Apterolarnaca quadrimaculata Bian & Shi sp. nov. male: A. head in frontal view; B – C. head and thorax: B. in dorsal view, C. in lateral view; D. apex of abdomen in apico-dorsal view; E. right leg and apex of abdomen in lateral view; F. apex of abdomen in apico-ventral view; G. subgenital plate in ventral view.