云南省钩马陆科一新属新种(倍足纲:异蛩目)

A NEW GENUS AND NEW SPECIES OF THE FAMILY HARPAGOPHORIDAE FROM YUNNAN, CHINA (DIPLOPODA: SPIROSTREPTIDA)

本文报道钩马陆科的尾草马陆一新属 Uriunceustreptus gen.nov.及其模式种——少刺尾草马陆,新种Uriunceustreptus afemorispinus sp.nov.采自云南省个旧市。

The new genus Uriunceustreptus, distributed in southwestern China same as the distribution of Junceustreptus described by Demange in 1961, belongs to the subfamily Rhynchoprocti-nae of the family Harpagophoridae.Urinuceustreptus gen. nov. Anal ring with a tail, its end curved upwards. The mesial side of gonocoxa with 2 processes, in which the distal one larger and triangular; the apex of that with a lobed process, turned outwards. Telopodite of gonopod without femoral and tibial spines.Type species: Uriunceustreptus afemorispities sp. nov.Uriunceustreptus afemorispinus sp. nov. (figs. 1-6)Length of body 126mm. width about 8.5 mm. colour blackishbrown; antennae and legs brownish-yellow.71 Segments, pores beginning 6th segment. Anal ring with a tail curved upwards (fig. 3).Gonopod: At the mesial side of median coxal fold with 2 processes, the medial rounded and the distal larger and triangular; at the tip of that with one process turned outwards. Telopodite of gonopod without femoral spine and tibial spine; solenomerite of telopodite coiling a circle, at the end with a row of small spines (figs. 4,5).All tibia of male legs padded, except for the. first. Holotype ♂ (870727), paratype 1♂, collected from Gejiu shi (103°1'N, 23°3'E), Yunnan Province by Chang Nai-guang on June 14. 1986; the type specimens deposited in the Institute of Zoology, Academia Sinica.