Prosciara tetracantha Shi & Huang, sp. nov

Autor: Shi, Kai, Huang, Junhao, Komarova, Lyudmila, Zhang, Sujiong, Wu, Hong
Rok vydání: 2013
Předmět:
DOI: 10.5281/zenodo.6147304
Popis: Prosciara tetracantha Shi & Huang, sp. nov. (Figs. 20, 24) Specimens examined. Holotype, male. Sichuan province, Labahe, sweep-net, 1200 m, 16.VII. 2006, Xiao-Ling Niu [SM01154]. Description (Male).Color. Head dark brown; antenna, palpus, hypopygium brown; thorax and abdomen yellowish-brown, the mesonotum dark brown; and legs yellow; wing fumose. Head (Fig. 20 C, D). Eye bridge with 3 rows of facets. Prefrons with 18 setae. Clypeus with 9 setae. Basal segment of palpus with 6 setae; 2 nd segment with 14 setae; 3 rd segment with 14 setae. Length/width of 4 th flagellomere: 1.94. Thorax. Anterior pronotum with 7 setae, episternum 1 with 11 setae. Wings. Wing length 3.62 mm, width/length: 0.34. c/w: 0.47. R 1 /R: 1.16. r-m with 6 setae, stM bare, M 1 and M 2 bare, Cu 1 and Cu 2 bare. Legs. Foretibia with a comb of 9 setae (Fig. 20 E). Length of spur/width of foretibia 1.56. Length of femur/length of metatarsus: foreleg 1.05. Length of metatarsus/ length of tibia: foreleg 0.75, hind leg 0.51. Length of hind tibia/length of thorax 1.56. Foretibia with 0 dorsal, 4 ventral, 2 prolateral and 4 retrolateral spinose setae. Midtibia without dorsal spinose setae. Hypopygium (Fig. 20 A, B). Sternite 10 with 2 setae on each half. Distribution. China (Sichuan, Fig. 24). Remarks. By the form of the hypopygium, the new species is closely related with P. s i n e n s i s (Fig. 19). For their differential diagnosis, see under P. s i ne n s is. Etymology. This species is named after its four megasetae on the dorsal lobe on the gonostylus, from the Latin adjective tetracanthus, meaning four megasetae.
Published as part of Shi, Kai, Huang, Junhao, Komarova, Lyudmila, Zhang, Sujiong & Wu, Hong, 2013, Review of the genus Prosciara Frey (Diptera, Sciaridae) from China, pp. 301-342 in Zootaxa 3640 (3) on page 334, DOI: 10.11646/zootaxa.3640.3.1, http://zenodo.org/record/220660
Databáze: OpenAIRE