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Fontenelle, J.P. and de Carvalho, M.R. 2017.

Systematic revision of the Potamotrygon scobina Garman, 1913 species-complex (Chondrichthyes: Myliobatiformes: Potamotrygonidae), with the description of three new freshwater stingray species from Brazil and comments on their distribution and biogeography

. Zootaxa. 4310, 1 (Aug. 2017), 1–63. DOI:https://doi.org/10.11646/zootaxa.4310.1.1.