Mirollia obscuripennis Liu, 2004

Wang, Gang, Wang, Hai-Jian & Shi, Fu-Ming, 2015, Remarks of the genus Mirollia (Orthoptera: Tettigoniidae: Phaneropterinae) from China, Zootaxa 4021 (2), pp. 307-333 : 314-315

12. Mirollia obscuripennis Liu, 2004

( Figures 1 I, 3B, 5C–E, 10K–L, 11H)

Mirollia obscuripennis Liu 2004 , In: Yang, X.K. (Ed.) Insects from Mt. Shiwandashan Area of Guangxi: 93; Shi, Chang & Chen 2005, Acta Entomol. Sin. 48(6): 955; Kang, Liu & Liu 2014, Fauna Sin. 57: 331.

Material examined. 1 male, Jianfengling, Ledong, Hainan, 15 May 2007, 2 males, Bawangling, Changjiang, Hainan, 5 June 2008, coll. Yi-Bin Ba; 2 males, Bawangling, Changjiang, Hainan, 9–17 June 2010, coll. Ming Qiu; 1 male, Nanling, Guangdong, 26 Jul. 2011, coll. Jian-Feng Wang; 3 males, Yinggezui, Baisha, Yunnan, 23 May 2014, coll. Jiao Jiao.

Redescription. Male. Stridulatory area of left tegmen short oval, 3.32 mm long, 2.12 mm wide ( Fig. 10 K); stridulatory file on underside of left tegmen concave and sinuate, 1.85 mm long; teeth faint in basal fifth; with 154– 163 teeth ( Figs. 3 B, 11H); mirror oval, 3.33 mm long, 2.17 mm wide ( Fig. 10 L). Cerci rather long, surpassing apex of subgenital plate ( Fig. 5 C); baso-interal side slightly expanded, posteriorly narrowing; moderately curved inwards; apex with a subapical spine ( Fig. 5 E). Phallus with two pairs of sclerites: lateral sclerites long, sheetshaped, reaching apex of subgenital plate, margins denticulate; medial sclerites rather short, apex rounded, margins sclerotized without denticles. Subgenital plate strongly curved dorsally before middle; medial and lateral carinae distinct on ventral surface; basal part broad, medial area narrow and apical part widened, posterior margin longitudinally split into two lobes directed outwards ( Fig. 5 D).

Measurements (mm). Male. Body: 16.5–17.5; body with wings: 33.5–34.0; pronotum: 4.0–4.3; tegmen length: 25.6–26.0; tegmen width: 5.4–5.6; hind wing: 29.5–30.0; profemur: 3.2–3.5; mesofemur: 4.8–5.0; postfemur: 10.5–10.9.

Distribution. China (Guangxi, Guangdong, Hainan).

Figures

FIGURE 1. Male habitus lateral view of Mirollia species: A. M. fallax (from Banlao, Cangyuan, Yunnan); B. M. bispinosa; C. M. composita; D. M. deficientis (from Hupingshan, Shimen, Hunan); E. M. caligata; F. M. acutilobata sp. nov.; G. M. bispina (from Longhushan, Shaowu, Fujian); H. M. hainani; I. M. obscuripennis (from Bawangling, Changjiang, Hainan); J. M. terminalis sp. nov. (from Tian’e, Guangxi).

FIGURE 3. Stridulatory file on underside of male left tegmen of Mirollia species: A. M. maculosus sp. nov.; B. M. obscuripennis (from Jianfengling, Ledong, Hainan); C. M. hainani (from Bawanglin, Hainan); D. M. composita (from Xishuangbanna, Yunnan); E. M. petiolulata sp. nov.; F. M. bispina (from Libo, Guizhou); G. M. terminalis sp. nov. (from Tian’e, Guangxi); H. M. caligata (from Laiyanghe, Pu’er, Yunnan); I. M. hexapinna (from Longzhou, Guangxi); J. M. acutilobata sp. nov.; K. M. bispinosa (from Baishaogou, Suiyang, Guizhou).

FIGURE 5. Male abdominal apex, cerci and subgenital plate of Mirollia species: A – B. M. bispina; C – E. M. obscuripennis; F – I. M. terminalis sp. nov.; J – K. M. fallax. A, C, F, J. abdominal apex in lateral view; B, D, G, K. apex of subgenital plate in apical view; E, H, I. apex of cercus in apical view.

FIGURE 10. Male stridulatory area of left tegmen and mirror of right tegmen of Mirollia species: A – B. M. hexapinna; C – D. M. hainani; E – F. M. multidentatus; G – H. M. maculosus sp. nov.; I – J. M. caligata; K – L. M. obscuripennis; M – N. M. amplecta sp. nov.; O – P. M. unispina sp. nov.; Q. M. lanceolata (stridulatory area).