Species of the genus Limnellia from China (Diptera: Ephydridae) Author Zhang, Junhua Author Yang, Ding text Zootaxa 2009 2308 58 64 journal article 10.5281/zenodo.191805 5c19016f-4fa0-496d-922b-265d4ae88cf8 1175-5326 191805 Limnellia luchunensis sp. nov. ( Figs. 4–6 ) Diagnosis. Palpi light brown; legs black; wings with three large and one small white markings in R1 cell ( Fig. 4 ); halters light brown. Material studied. Holotype 3, China , Yunnan, Luchun, Huanglianshan Nature Reserve 23°00'N , 102°24'E , 22.V.2006 , Junhua Zhang leg. Description. Male . Body length: 1.60 mm , wing length: 1.73 mm . Head subshiny black with brownish yellow microtomentum; frons with brownish yellow microtomentum; face and cheek black with grayish white microtomentum. 2 vertical setae; 1 strong lateroclinate orbital seta; 1 pair of strong ocellar setae. Face with strong setae. Gena with 1 strong seta. Antenna black. Palpi light brown. Gena-to-eye ratio 0.12. Thorax subshiny black; mesonotum with guttate markings. 1 presutural seta; 2 strong dorsocentral setae (0+2); 2 notopleural setae; 1 strong supra-alar seta. Anepisternum with 1 strong seta at posterior margin; katepisternum with 1 strong seta. Scutellum black, with 1 pair of scutellar setae. Legs black. Wings with three distinct white markings in R1 cell ( Fig. 4 ). Costal vein ratio 0.23. M vein ratio 0.80. Halters light brown. Abdomen subshiny black with thin brownish yellow microtomentum. Male genitalia ( Figs. 5–6 ). Epandrium as long as wide, rounded dorsally and truncate ventrally in posterior view ( Fig. 5 ); surstyli subquadrangular, as long as wide, not fused with ventral margin of epandrium in posterior view ( Fig. 5 ); aedeagus with slender projection ( Fig. 6 ); phallapodeme as a slender process attached to posterodorsal portion of aedeagus ( Fig. 6 ). Distribution. China (Yunnan). Remarks. Limnellia luchunensis sp. nov. is distinctly from other known species in the following combination characters: palpi light brown; legs black; wings with three large and one small white markings in R1 cell; halters light brown; epandrium as long as wide, rounded dorsally and truncate ventrally in posterior view; surstyli subquadrangular, as long as wide; aedeagus with slender projection; phallapodeme as a slender process attached to posterodorsal portion of aedeagus. Etymology. The specific epithet, luchunensis , refers to the type locality Luchun.