青海省多毛蚤科二新种记述及一新亚属的建立

TWO NEW SPECIES AND A NEW SUBGENUS OF THE FAMILYHYSTRICHOPSYLLIDAE TIRABOSCHI, 1904FROM QINGHAI PROVINCE, CHINA

青海省多毛蚤科二新种记述及一新亚属的建立蔡理芸，吴文贞，李志伦（青海省地方病防治研究所，西宁８１１６０２）１９８６—１９８９年间，本文第二作者从青海省不同海拔高度（２，４００－３，８００ｍ）林区的啮齿类及鼠兔属动物体上采得跳蚤若干头。经鉴定，其中有多...

AbstractDuring 1986-89, the second author of this paper had collected a series of fleaspecimens from rodents and Ochotona in forest areas of different altitudes (2.400-3.800m) from Qinghai. Two new species belonging to Hystrichopsyllidae are herewithdescribed. All types are deposited in the Research Institute of Endemic Disease Controlof Qinghai Province.Hystrichopsylla (Hystroceras) mengdaensis Cai & Wu sp. nov.(figs. 1 -3)Diagnosis. Only known. The new species is similar to H. (Hystroceras) microti Scalon, 1950 and H. (Hystroceras) shaanxiensis Zhang & Yu, 1990, but differsfrom the latter two species in following characters. (1 ) Poximal part of st. VIIIwider and its distal part somewhat S-form. (2) The dorsal apical sclerite of phallosome shorter, not reaching disto-lateral lobe.Holotype , body length 3.4mm, paratypes 3, taken in June 1986 ex Eothenomy eva Thomas from Mongda Tian-chi (alt. 2, 400m), Xunhua County, in theeastern frontier of Qinghai.Wagnerina subulispina Cai, Wu & Li sp. nov. (figs. 4-8)Diagnosis. Differs from all members of the genus in the following characters.(1 ) Pleural ridge of metathorax long rod-shaped, the pleural arch absent; (2) male,pedestal of t. VII bearing 1 subulate spiniform on the inner surface near its margin(hence the new species is named); (3) terminal segment of male near to that ofW. schelkovnikovi loff & Argyropulo, 1934, but pedestal of t. VII of the new species present. while in W. schelkovnikovi, the pedestal of t. VII absent: (4) female.apical segment similar to that of W. antique Scalon, 1953, but the new speciesdiffers in anal sternite without a prominence on its ventral margin, and t. VIIIwith 1 strong bristle below the spiracle.Holotype , allotype 9 and paratypes 14d , 19 off Petaurista xanthotisMile-Edwards are collected in September, 1989 from Nanggen County (alt. 3.800m),Qinghai Province and other paratypes 7, 9 off Pteromy volas Linnaeus, itslocality and time collected are the same with the holotype and paratype, 1 offOchotona erythrotis Buchner is collected in August, 1972 from Maque County.Length: , 2.0-2.4mm, 2.2-2.8mm.Subgenus Anarcuata subg. nov.Diagnostic characters is the same with which stated in the specific diagnosis(1) and (2). Type species: W. (Anarcuata) subulispina subg. & sp. nov.