Review of the Neotropical millipede genus Pycnotropis Carl, 1914 (Diplopoda, Polydesmida, Aphelidesmidae)

A review of Pycnotropis is presented, with the description of 14 new specie s: P. -goeldii n.sp., P. madeira n.sp., P. sigma n.sp. and P. urucu n.sp., all from Brazil, P. carli n.sp. from Ecuador, P. curvata n.sp., P. falcata n.sp., P. jeekeli n.sp., P. pallidicornis n.sp., P. similis n.sp., P. subfa lcata n. sp., P. unapi n.sp., P. torresi n.sp. and P. zumbii n.sp., all fro m Peru. P. acuticollis (ATTEMS, 1899), is redescribed upon the holotype fro m Brazil. Based on abundant strictly topotypic material, P. tida (CHAMBERLI N, 1941), is considered as a subjective senior synonym of P, epiclysmus HOF FMAN, 1995 (syn.n.). A key has been compiled to all 26 species of this dive rse genus, with notes on its distribution.