Procrangonyx limpidus Hou and Li, 2003

Hou, Zhong-E & Li, Shuqiang, 2005, Amphipod crustaceans (Gammaridea) from Beijing, P. R. China, Journal of Natural History 39 (36), pp. 3255-3274 : 3260

Procrangonyx limpidus Hou and Li, 2003

Procrangonyx limpidus Hou and Li 2003b, p 1179 –1188.

Material examined

One male and one female, a well of Beizhai Village , Qiaozi Town, Huairou District, 5 November 2002, collected by Shuqiang Li.

Diagnosis

Eyes absent, inferior antennal sinus indistinct; pereopods 3–7 slender and elongate; epimeral plates 1–3 sub-rounded, pleonites and urosomites with fine setae on dorsal margin; uropod 3 uniramous; telson apical margin divided by a shallow excavation.

Remarks

Procrangonyx limpidus is a subterranean species collected from a well in a farmyard. It is the first species of the genus Procrangonyx recorded from China and only the second species described. It differs from P. japonicus Uéno, 1930 in the following characters: inner plate of maxilla 1 with five plumose setae, inner plate of maxilla 2 with seven plumose setae, palp article 3 of mandible with A-setae, ramus of uropod 3 about five times as long as peduncle.