Acosmetura
Creators: name: Bian, Xun
name: Shi, Fu-Ming
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Orthoptera
Tettigoniidae
Acosmetura

description: Key to known species of Acosmetura
1 Dorsal surface of abdomen without a longitudinal brown stripe.................................................................................. 2
- Dorsal surface of abdomen with a longitudinal brown stripe ....................................................................................... 3
2 Male cerci nearly straight, apical area with 1 lobe on ventral margin; posterior margin of female subgenital plate obtusely rounded .............................................................................................. Acosmetura emeica Liu & Zhang, 2007
- Male cerci hook-shaped, apices acute, which curved upward; posterior margin of female subgenital plate with 1 con- cavity in the middle ......................................................................................... Acosmetura listrica Bian & Shi sp. nov.
3 Apices of postfemora not dark...................................................................................................................................... 4
- Apices of postfemora dark ............................................................................................................................................ 8
4 Male tenth abdominal tergite obviously projecting backward and ventrad, posterior margin with 1 U-shaped concav- ity in the middle; male cerci short and covered by tenth abdominal tergite .............. Acosmetura brevicerca Liu, 2000
- Male cerci elongate, exposed........................................................................................................................................ 5
5 Basal area of male cerci not concave ventrad............................................................................................................... 6
- Basal area of male cerci concave ventrad, flat, apices of the inner margin nearly triangular ........................................ ................................................................................................................... Acosmetura mabianensis Bian & Shi, 2014
6 Female subgenital plate wider than long ...................................................................................................................... 7
- Female subgenital plate longer than wide, with posterior margin concave, male unknown .......................................... ................................................................................................................................. Acosmetura emarginata Liu, 2000
7 Middle area of male cerci slightly broadened, apical area depressed; female subgenital plate with a longitudinal groove ....................................................................................................... Acosmetura forcipata Liu, Zhou & Bi, 2008
- Subapical area of male cerci slightly broadened, apex truncate; female subgenital plate semicircular, median carina obviously raised ventrad ......................................................................... Acosmetura jinyunesnis (Shi & Zheng, 1994)
8 Postfemora without brown stripe on internal and external sides ................. Acosmetura nigrovittata (Liu & Bi, 1994)
- Postfemora with brown stripe on internal and external sides .......................................................................................9
9 Posterior margin of male tenth abdominal tergite with a small median spine; female subgenital plate nearly semicircular, basal margin trapezoidal concave, posterior margin with 1 shallow concavity in the middle.............................. ......................................................................................................... Acosmetura nigrogeniculata (Liu & Wang, 1998)
- Posterior margin of male tenth abdominal tergite with a small median concavity, cerci longer than other species of the genus, obviously curly; baso-lateral areas of female subgenital plate with two digitate processes.......................... ............................................................................................................ Acosmetura longicercata Liu, Zhou & Bi, 2008
description: Published as part of Bian, Xun & Shi, Fu-Ming, 2015, New Acosmetura species (Orthoptera: Tettigoniidae: Meconematinae) from China, with notes on their distribution, pp. 477-482 in Zootaxa 4040 (4) on pages 477-478, DOI: 10.11646/zootaxa.4040.4.9, http://zenodo.org/record/237738