中国西部青厉螨属一新种(蜱螨亚纲:厉螨科)

A New Species of Qinghailaelaps from The West of China(Acari:Laelapidae)

本文记述青厉螨属Ｑｉｎｇｈａｉｌａｅｌａｐｓ一新种，青海青厉螨Ｑｉｎｇｈａｉｌａｅｌａｐｓｑｉｎｇｈａｉｅｎｓｉｓｓｐ．ｎｏｖ．。新种背板不完全覆盖躯体背部，腹表皮毛约３８对，生殖腹板与肛板间距超过肛板长易与近缘种顾氏青厉螨ＱｉｎｇｈａｉｌａｅｌａｐｓｇｕｉＢａｉ，１９９２相区别。标本采自青海省同德县北巴滩的熊蜂Ｂｏｍｂｕｓｓｐ．体。

Qinghailaelaps qinghaiensis sp. nov. (Figs 1～2). The new species is close to Qinghailaelaps gui Bai, 1992. It may be distinguished from the following characters:(1) Dorsal plate unentirely cover the dorsal portion of idiosoma, the idiosoma 848μm in length and 657μm in width. Dorsal plate 798μm long and 552μm wide, bearing 52 or more pairs of fine setae, bare portion of dorsal part bearing 40 setal pairs. (2) Setae F2 are unlike spine in the shape and 42μm in length, somewhat shorter than setae F1.(3) Bare portion of ventral part bearing 38 pairs of setae. (4) The distance between genitoventral plate and anal plate longer than length of the anal plate. Holotype ♀ is collected off Bombus sp. from Tongde county (35°25′N,100°50′E),Qinghai Province in September, 1993. Type is deposited in Qinghai Institute for Endemic Disease Control and Research.