Genus Gelastyrella Yang, 1994

Gelastyrella Yang, 1994: 90 .

Type species: Gelastyrella litaoensis Yang, 1994 .

Generic diagnosis

Ver te x w i th anterior margin rounded, lateral margins slightly convex, elevated, disc depressed. Frons about as long as broad at broadest part, median carina distinct, submedian carinae crossed with median carina below anterior margin of vertex, only transversely present. Tegmen about 2.2 times longer than greatest width, acutely rounded at apex, Sc reaching beyond middle, M forked at about same level as union of claval veins, Cu1 simple. Posterior tibiae with 2 lateral spines. Spinal formula of hind legs: 7­35­2, 7­ 18­2, 7­21­2, 8­40­2, 8­42­2, 8­49­2.

Male genitalia

Anal segment in dorsal view rounded in apical half. Phalli each with a process, directed cephalad. Genital styles with process more basad, ridged obliquely.

Distribution

P. R. China: Taiwan, Yunnan, Hainan.