Revision of the New World leafhopper genus Neozygina Dietrich & Dmitriev (Hemiptera: Cicadellidae: Typhlocybinae: Erythroneurini) Author Dietrich, C. H. Author Dmitriev, D. A. text Zootaxa 2007 2007-05-17 1475 27 42 journal article 1175­5334 94D58D6A-8BB6-428F-BB98-91FA42CF1614 Neozygina chiapensis n. sp. ( Figs. 1J , 3D–F ) Diagnosis. Length of male 3.1 mm . Ground color stramineous, heavily mottled with brown; anteclypeus, mesonotal triangles, scutellum apex, mesosternum, and abdominal terga dark brown; pronotum with extensive symmetrical brown markings anteriorly; forewing without distinct markings. Male pygofer (fig. 3D) with dor- sal appendage arising near midlength, short, tapered, curved mesad; ventral appendage long, slender, extended dorsomesad and crossing midline; lobe between appendages broadly rounded, weakly sclerotized near margin. Aedeagus ( Figs. 3E, F ) with preatrium nearly as long as shaft; shaft broad basally, slender and curved dorsad distally, with pair of slender posterolaterally directed spines arising adjacent to dorsal apodeme, apex with pair of short laterally directed processes; gonopore apical. Material examined. Holotype male, MEXICO : Chiapas , rt. 195 km #31, 10 km NE Chiapa de Corzo , 1000m , 16°49’W , 92°58’W , 4 November 2001 ( C.H. Dietrich , vacuum, 01-051-03) [ INHS ]. Note. This species is somewhat similar to N. quadricornis in coloration, but is readily distinguished by the distinctive aedeagus. The specific name refers to the Mexican state where the type specimen was collected.