Opistoplatys Westwood

Ishikawa, Tadashi, Cai, Wanzhi & Tomokuni, Masaaki, 2015, The assassin bug subfamily Tribelocephalinae (Hemiptera: Heteroptera: Reduviidae) from Japan, with descriptions of eight new species in the genera Opistoplatys and Abelocephala, Zootaxa 3936 (2), pp. 151-180 : 154

Genus Opistoplatys Westwood

Opistoplatys Westwood, 1835: 447 . Type species: Opistoplatys australasiae Westwood, 1835 , by monotypy. Decius Stål, 1860: 263 . Type species: Cimbus terrens Stål, 1854b (= Opistoplatys australasiae Westwood, 1835 ), by monotypy. (Synonymized by Stål, 1862: 444.)

Pangeranga Distant, 1906: 365 . Type species: Pangeranga cinnamomea Distnat, 1906 , by original designation. (Synonymized by Bergroth, 1921: 67.)

Opistoplatys , the type genus of the tribe Opistoplatyini Bergroth, 1921, is the second largest genus after Tribelocephala Stål, 1854 ( Stål, 1854a) , in the subfamily Tribelocephalinae and to date includes 32 described species from the Oriental and Australian regions ( Maldonado Capriles 1990, 1996). Diagnostic character states of this genus are: head, thorax, and legs densely covered with long and short setae; head oblong to elongate, longer than pronotum; clypeus not projected anteriad; interocular space narrower than eye in dorsal view; eyes large, calabash-shaped in lateral view; antennal segments I and II densely covered with long setae; antennal flagellum 6- segmented; pronotum trapezoidal, distinctly divided into anterior and posterior lobes; anterior pronotal lobe elevated, longitudinally sulcate medially, and rounded at anterior angles; and scutellum nearly triangular, obtuse at apex.