Ocellarnaca fuscotessellata (Karny, 1926)

Lu, Xiangyi, Zhang, Qianwen & Bian, Xun, 2022, Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera) VI: new descriptions of Ocellarnaca Gorochov, 2004, Zootaxa 5093 (3), pp. 376-384 : 380-381

Ocellarnaca fuscotessellata (Karny, 1926)

ĦAEDflDzễ

Figs. 5–6 , 8A–B

Additional description notes, both sexes. Second and third abdominal without stridulatory pegs instead of setae ( Fig. 5I ). Tegmina reaching the posterior margin of eighth abdominal tergite. Tegmina ( Fig. 7 ): media anterior has common stem with radius, arising as first branch of radius ( Fig. 7B–D, G–H ) or sometimes MA ＋ RS as the first branch of radius ( Fig. 7A, E–F ), R and RS undivided ( Fig. 7A–B, E–H ) or only RS forked near tip ( Fig. 7C–D ); media posterior absent; cubitus anterior and cubitus posterior undivided, free throughout, sometimes the two veins fused and then suddenly divided again ( Fig. 7D ); with 4 anal veins.

Material examined. 1 male, Damingshan , Guangxi, July 7, 2021, coll. by Dongdong Yang ; 3 males and 1 female, Yangmeiao, Jiuwanshan , Guangxi, August 4, 2021, coll. by Jiali Chen ; 1 male and 1 female, Yangmeiao, Jiuwanshan , Guangxi, August 5, 2021, coll. by Xiaoyu Peng ; 1 female, Yangmeiao, Jiuwanshan , Guangxi, August 6, 2021, coll. by Wei Bin ; 2 males, Yangmeiao, Jiuwanshan , Guangxi, August 16, 2021, coll. by Wei Bin .

Distribution. China: Guangdong (Luofushan, Nanling), Guangxi (Hezhou, Nanning, Rongshui, Xing´an, Luocheng, Wuming, Shanglin), Guizhou (Daozhen, Rongjiang), Hunan (Anhua, Zhangjiajie); Vietnam.

Figures

FIGURE 5. Ocellarnaca fuscotessellata (Karny, 1926). Male: A. head in frontal view; B–C. head and pronotum: B. dorsal view, C. lateral view; D–G. apex of abdomen: D. lateral view, E. dorsal view, F. apico-dorsal view, G. ventral view; H. processes of ninth abdominal tergite in ventral view; I. second and third abdominal tergites in lateral view.

FIGURE 6. Ocellarnaca fuscotessellata (Karny, 1926). Female: A. head in frontal view; B–C. head and pronotum: B. dorsal view, C. lateral view; D–F. apex of abdomen: D. lateral view, E. ventral view, F. dorsal view.

FIGURE 7. Tegmina of Ocellarnaca fuscotessellata (Karny, 1926). A–D. male; E–H. female; A, C, E, G. left tegmen; B, D, F, H. right tegmen.

FIGURE 8. Habitus of Ocellarnaca spp.. A–B. Ocellarnaca fuscotessellata (Karny, 1926), defensive display; C. Adult female, Ocellarnaca furcifera (Karny, 1926); D. Mating pair at night, Ocellarnaca nigra Shi & Zhu, 2021 (DZÞDflDzễ).