A NEW SPECIES OF STENISCHIA FROM NINGXIA,CHINA(SIPHONAPTERA,CTENOPHTHALMIDAE)
The present paper deal with a new species Stenischia Jordan,1932 from Ningxia.Types specimens were collected from Ningxia.All types are deposited in the Medical Entomology Collection of Academy of Military Medical Science,Beijing,China and Ningxia Hui Autonomous Region Center for Disease Control and Prevention.Stenischia ningxiaensis Bai,Lu et Gao,sp.nov.(Figs.1-13)The new species is silimar to Stenischia mirabilis Jordan,1932 and Stenischia montanis Xie et Gong,1983,but can be distinguished by the following characters:The difference between the new species and the Stenischia mirabilis is as following:(1)The spines of the 1st to 4th genal comb are long and the basal separation is narrow,the end of the 2nd to 4th spines blunt.(2)Movable process was sickle like,same height as immovable process,and convex in the middle of the posterior margin.(3)The male species had a slightly concave on Ⅷ trailing edge.The difference between the new species and the Stenischia montanis Xie et Gong,1983 is as following:(1)The spines of the 5th genal comb down shift.(2)The female species have two deep concave on posterior margin of Ⅶ sternum.Holotype ♂,Body length 2.03 mm,paratypes 11 ♂♂(body length from 2.06 mm to 2.24 mm),20♀♀(body length from 2.25 mm to 2.68 mm),with 5♂♂,8♀♀off Cricetulus migratorius Pallas,1773,from Huangwa Country,Jingyuan County and Hongyang Township,Haiyuan County;4♂♂,5♀♀off Cricetulus triton de Winton,1899,from Lao Longtan,Jingyuan County Zhonghe Township,Yuanzhou District;paratype 1♂off Anourosorex sp.from Erlonghe region,Jingyuan County,paratypes 2♂♂,7♀♀ off Citellus dauricus alaschanicus Buechne,1888,collected on August 21,1983,from Hongyan Country,Haiyuan County,(105° 6′E,36°5′N;alt.2 300 m)of Ningxia Hui Autonomous Region.Holotype 1♂,paratypes 4♂♂,5♀♀are deposited in the Medical Entomology Collection of Institute of Microbiology and Epidemiology Academy of Military Medical Science,Beijing,China.Paratypes 8♂♂,14♀♀are deposited in the Ningxia Hui Autonomous Region Center for Disease Control and Prevention.Etymology.The specific name is from the type locality of Ningxia.
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