珠恙螨属一新种(真螨目:恙螨科)

A NEW SPECIES OF DOLOISIA OUDEMANS (ACARIFORMES: TROMBICULIDAE)

本文描述1个珠恙螨属 Doloisia一新种,采自广东省罗定县社鼠 Rattus confucianus 鼻内,其感器双角状,盾板后侧毛的分枝长密,前侧毛光裸;足指数795。

Doloisia diangularis sp. nov. (figs. 1-5)This new species is close to D. hopuensis Hsu el Chen, 1964 and D. alma Schluger et al., 1961, but differs from them in the following combination of characters: The sensillae with I pair lateral spine lying on its terminal margin, AL short, only 14 μm, nude; PL with numerous strong and long branchs; palpal formula: B/N'/NNB; Ip 795.Scutal measurements of holotype (in um.): AW 37 PW 60 SB 27 ASB 24 PSB 23 AP 56 AM 31 AL 14 PL 49/55 Sens 37 (26X13 + 11).Type material: Holotype (NO. 8601), 13.Ⅶ. 1986, collected from nasal fossae of a Rattus confucianus in Louding County, Guangdong Province (22°56'N, 111°24'30'E.), deposited in the Sanitation and Anti-Epidemic Station of Guangdong Province, China.