青海省角叶蚤属一新种(蚤目:角叶蚤科)

A NEW SPECIES OF CERATOPHYLLUS FROM QINGHAI PROVINCE, CHINA (SIPHONAPTERA: CERATOPHYUIDAE)

本文报告青海省贵南县角叶蚤属 Ceratophyllus Curtis,1832 一新种,命名为贵南角叶蚤Ceratophyllus (Ceratophyllus) guinanensis sp.nov.

In 1985, the first author collected some flea specimens of the genus Ceratophyllus. After examination of specimens, some of them are undescribed species. Name of the new species is derived from collective place.Ceratophyllus (Ceratophyllus) yuinanensis sp. nov.Original description based on the 3 male specimens off bird nest Passer rutians from Gui-nan County (35.5°N, 100.7°E), Qinghai Province, China.Diagnosis; The new species is closely ralated to C. (C.) chutsaensis Liu & Wu, 1962, but it chiefly differs in the following characters, (1) the posterior margin of the movable process of the new species with.3 long and stout bristles, upper one far from the posterior apical angle of movable of process, while the posteriormargin of movable process of C. (C.) chutsaensis with 3 short and stout spiniform bristles, the upper one near to the posterior apical angle of movable process. (2) the new species, with about 3-6 long bristles on the apex of the 8th sternite membranous appendage short and wide, with a small Icbe, whereas the C. (C.) chutsaensis with 6-8 long bristles on the apex of the 8th sternite, membranous appendage nar-TOW and long, usually no lobe on it. (3) apex of crochet of the new species slightly longer and finger-like while The related species short and duck’s head-like.Types: Holotype ♂, 2.40 mm; paratypes 2 ♂♂ 2.32-2.65 mm. Types are deposited in the Research Institute of Endemic Disease Control of Qinghai Province.