中国瘤胸蛛属一新种(蜘蛛目:皿蛛科:微蛛亚科)

ONE NEW SPECIES OF THE SPIDER GENUS OEDOTHORAX FROM CHINA (ARANEAE: LINYPHIIDAE: ERIGONINAE)

本文描述了采自湖北省神农架林区的微蛛亚科瘤胸蛛属Oedothorax一新种:毛丘瘤胸蛛,新种Oedothorax collinus sp.nov.这一新种雄蛛头胸部背侧隆突上生有短毛,触肢胫节多突起。雌蛛外雌器背板略隆起。模式标本保存于白求恩医科大学生物教研室。

In the present paper a new species of the genus Oedothorax is described. All types are deposited in the Department of Biology, Norman Bethune University of Medical Sciences.Oedothorax collinus sp. nov. (figs. 1-9)Holotype ♂, allotype ♀, paratypes l♂ 4♀♀, collected from Shennongjia Forest Region (31°5'-31°17'N, 109°56'-110°58'E), Hubei Province, June-August,1986.Body length ♂ ca. 3.60 mm, ♀ ca. 3.85 ram,♂ Cephalothorax with large protuberance and some sparse hairs on it, and with a black hollow on each side of protuberance. The male palpal tibia, with five apophyses: a very long outer apophysis, 3 dorsal apophyses and an inner apophysis.♀ The dorsal plate of epigyne slightly elevated.The new species is similar to O. tuberosus and O. retusus, but it can be distinguished from them by the shapes of the tibia and paracymbium of the male palp as well as the shape of epigynum.