摘要
本文记述恙螨亚科ＴｒｏｍｂｉｃｕｌｉｎａｅＥｗｉｎｇ，犹棒螨属ＥｕｓｃｈｏｅｎｇａｓｔｉａＥｗｉｎｇ，祁连犹棒恙螨，新种Ｅｕｓｃｈｏｅｎｇａｓｔｉａｑｉｌｉａｎｅｎｓｉｓｓｐ．ｎｏｖ，采自青海省祁连县。模式标本保存在青海省地方病防治研究所。
In 1988, the authors collected some chigger mites from Qinghai Province,China. Afterexamination, it is an undescribed species of the genus Euschoengastta. Name of the newspecies is derived from the type locality. All specimens are deposited in the authors'unit. Allmeasurements are given in micrometres.Euschoengastia qilianensis sp. nov. (Figs. 1-4)Body color in life milky white, Idiosoma length 601 (483-675 ), width 492 (383--574).Basal 1/2 of galeal seta with 8-10 branches but from middle to apex is nude. SIF= 6BS-B-6-2110-0000, Palpal setae formula B. B. BNB/6Bs,with obvious antero-lateral shoulder on scutum, Palpal claw 6 pronged, no punches on scutum, PW/AP = 4. 85, sensillae club--shaped.ALs/AM, PLs/SB, PL>AL>AM. Eyes 2 + 2. Dorsal setae 52-62 in number, arranged as2. 14. 15 (16). 10(14). 9 (8). 6 (2). 2 = 54 (62). Ventral setae 38 a 12 ￣ 50 in number. Sternalsetae 2. 2. Coxal setae 1. 1. 2. Legs: I=280. 8 Ⅱ=281. 5 Ⅲ=303. 5. lP=866.Holotype and 40 paratypes, collected off Ochotona cansus Lyon,Aug. 5, 1988,from Qilian County (38°25' N, 99°35' E ),Qinghai Province.This new species is resemble to Euschoengastia alpina Sasa et Jameson, 1954,but easilydistinguishable by the following characters: SIF= 6BS-B-6-2110-0000, GI = 1/2b + 1/2n,Sh = + + +, fox = 1. 1. 2.
出处
《动物分类学报》
CSCD
1996年第4期438-440,共3页
Acta Zootaxonomica Sinica
关键词
蜱螨正纲
恙螨科
犹棒螨属
新种
Acari, Trombiculidae, Euschoengastia, new species.
