The genus Tapiena Bolívar (Orthoptera: Tettigoniidae: Phaneropterinae; Holochlorini), with description of three new species from China Author Liu, Chun-Xiang Author Kang, Le text Zootaxa 2010 2328 49 64 journal article 10.5281/zenodo.193106 3be2a26e-3007-43bd-8597-7a3b0ee074b9 1175-5326 193106 Key to species of Tapiena from China 1. Occiput dorsally convex. Male tenth abdominal tergum normal, not specialized........................................................ 2 - Occiput dorsally flat. Male tenth abdominal tergum strongly specialized ................................................................... 3 2. Coloration greenish brown. Front part of head, i.e., frons, clypeus and labrum dark brown; occiput and pronotum with narrow dark longitudinal stripe. Tegmen with distinct dark spots, M vein and Cu vein black ( Fig. 7a ). Male cerci very simple, short, strongly curved and crossing each other, abruptly but not strongly constricted behind base half, apex shaped into a spine ( Fig. 3d ) .......................................................................................................................... ................................................................................................................................ Tapiena bivittata Hsia & Xia, 1992 - Coloration concolorous. Occiput and pronotum without any colourful stripe. Tegmen with M vein and Cu vein not black. Tegmen without any dark spots. Male cerci cylindrical, slightly curved, apical part enlarged, with a upcurved hook ( Fig. 3 h) ........................................................................................................... Tapiena simplicis Liu & Xia, 1996 3. Male tenth abdominal tergum not compressed in lateral view; in dorsal view it slightly produced, with apical margin contracting with 4 spines ( Fig. 4d , f) ................................................................... Tapiena quadridens Liu & Xia, 1996 - Male tenth abdominal tergum compressed in lateral view; in dorsal view, it produced backwards into a long median process........................................................................................................................................................................... 4 4. Medial process of male tenth abdominal tergum dorsally not concave, with apical part approximately truncated..... 5 - Medial process of male tenth abdominal tergum somewhat concave dorsally, with apical part concave .................... 8 5. Male tenth abdominal tergum with spiniferous dorsal surface in apical third part, and its ventral margin possessing several big spines; male cerci with apical part bispinose.............................................................................................. 6 - Apical part of male tenth abdominal tergum without spines or slightly spinous; male cerci only with one spine at apex ............................................................................................................................................................................... 7 6. Male tenth abdominal tergum with 4–5 big spines on ventral margin ( Fig. 4 g). Female subgenital plate triangular on the whole, ventral surface in basal part symmetrically intumesced, lateral margins of distal part slightly concave, and apical margin obtuse ( Fig. 4 k) .......................................................................... Tapiena spinicaudata Liu & Xia, 1996 - Male tenth abdominal tergum with 2–3 big spines on ventral margin ( Fig. 4 m). Female subgenital plate pentagonal on the whole, with lateral margins of basal half part extending outwards, lateral margins of distal half part contracting and slightly convex, and apical margin emarginated ( Fig. 4 q) ............ Tapiena parapentagona Liu & Kang , sp. n. 7. Size larger (length of male tegmen: 39mm ; length of male posterior femur: 17.5mm ). In dorsal view, male tenth abdominal tergum with short stick-like structure, apical margin with small symmetrical round lateral lobes ( Fig. 4d ). Female unknown ............................................................................................. Tapiena longzhouensis Liu & Yin, 2004 - Size rather smaller (length of male tegmen: 32mm ; length male posterior femur: 16.5mm ). In dorsal view, male tenth abdominal tergum with long stick-like structure, apical margin without small symmetrical round lateral lobes ( Fig. 4 h). Female unknown ...................................................................................... Tapiena yunnana Xia & Liu, 1989 8. Male tenth abdominal tergum dorsally with an indistinct very narrow median longitudinal furrow in the basal third part; male cerci with obtuse apex.................................................................................................................................. 9 - Male tenth abdominal tergum dorsally thoroughly with a distinct wide median longitudinal furrow, which almost separated the tenth abdominal tergum into two symmetrical lobes ( Fig. 6 o); male cerci with apex incurved into a triangular spine ( Fig. 6 p) .......................................................................................... Tapiena bilobata Liu & Kang, sp. n. 9. Size much smaller (length of tegmen: male 32.5mm , female 37.0mm; length of hind femur: male 16.0mm, female 16.0mm). Male stridulatory file on underside of left tegmen with about 240 fine teeth ( Fig. 6a ). Female subgenital plate triangular on the whole, with lateral margins slightly convex, and apical margin obtuse ( Fig. 6 e) ..................... ................................................................................................................................................ Tapiena stridulous sp. n. - Size much larger (length of male tegmen: 35.0 – 36.0mm; length of hind femur: 17.0mm). Male stridulatory file on underside of left tegmen with about 150 rather distinct fine teeth and about apical 25 indistinct teeth ( Fig. 6b ). Female unknown ................................................................................................ Tapiena hainanensis Liu & Xia, 1996