Idioscopus Baker 1915

Genus Idioscopus Baker, 1915 Type species: Idiocerus clypealis Lethierry, 1889 by original designation. Description. Body small. Crown short and wide, distinctly wider than pronotum, anterior and posterior margins curved and nearly parallel. Crown and pronotum with fine transverse rugosity. Pronotum convex at anterior margin, nearly straight at posterior margin. Median length of mesonotum greater than combined length of crown and pronotum. Forewings with four apical cells and usually two subapical cells. Appendix well developed. Hind femur with 2+1 apical setae. Male pygofer side triangular in lateral view, terminal margin centrally slightly concave. Subgenital plate nearly right-angled curved dorsally, apically with long hair-like marginal setae. Style ventral margin subterminally crenulate or dentate, dorsal margin usually with elongate setae. Aedeagal shaft elongate usually with one or two pairs of subapical lateral processes, gonopore apical on ventral surface. Connective short. Distribution. Oriental, Afrotropical, Australian and Palaearctic Region. Remarks. Idioscopus Baker is similar to Paraidioscopus Maldonado-Capriles in forewing venation, body size and shape of the male pygofer side, subgenital plate and style, but Idioscopus can be distinguished from Paraidioscopus by lateral frontal suture extending to the ocellus, and aedeagal shaft relatively robust and short, usually with two or more pairs of subapical processes, or with one pair but mostly not pointing toward base.