A new distinctive species of Barydesmus (Diplopoda, Polydesmida, Platyrhacidae) from Ecuador, with an annotated bibliographical checklist of the American Platyrhacidae Author Recuero, Ernesto Author Sánchez-Vialas, Alberto text Zootaxa 2018 2018-09-18 4482 2 245 273 journal article 29192 10.11646/zootaxa.4482.2.2 7f45fc71-fc58-4ca9-a320-5052c4aeba9d 1175-5326 1453225 E0375F43-9552-4FC7-B79B-DA8A9B1B3D42 Barydesmus obscurus ( Kraus, 1955 ) new combination Platyrhacus ( Tirodesmus ) obscurus Kraus, 1955 : 186 , Pl. 18 figs 29–31, Abb. 1 (original description). Types : ♂ holotype from Peru , without certain locality, Río Huallaga ? Originally deposited at the MHNL , currently it is not present in that collection ( D. F. Silva Davila , pers. comm.) and should be considered missing. Distribution : Peru .