A new species of troglobitic freshwater prawn of the genus Macrobrachium from southern China (Crustacea: Decapoda: Palaemonidae)

A new species of troglobitic freshwater prawn of the genus Macrobrachium from Guangxi Province in southern China is described and illustrated in detail. Morphological comparisons with allied epigean species and known troglobitic congeners are given. The new species is characterized by its highly degenerated eyes, smooth and slender second pereiopods, elongated telson and the unarmed preanal region. © National University of Singapore.