GARMAN, S. (1913)
The Plagiostomia (Sharks, Skates and Rays). Memoirs of the Museum of Comparative Zoology at Harvard College, 36: 528 p., 77 pl.
MOULD, B. (1997)
Classification of the recent Elasmobranchii. Copyright Brian Mould 1997
DE CARVALHO, M.R. & LOVEJOY, N.R. & ROSA, R.S. (2003)
Family Potamotrygonidae. In: R.E. Reis, C.J. Ferraris, Jr., and S.O. Kullander (editors), Checklist of freshwater fishes of South and Central America: 22–29
MARQUES, F.P L. & BROOKS, D.R. (2003)
Taxonomic revision of Rhinebothroides (Eucestoda: Tetraphyllidea: Phyllobothriidae), parasites of Neotropical freshwater stingrays (Rajiformes: Myliobatoidei: Potamotrygonidae). Journal of Parasitology, 89 (5): 994–1017
MARQUES, F.P.L. & BROOKS, D.R. & ARAUJO, M.L.G. (2003)
Systematics and phylogeny of Potamotrygonocestus (Platyhelminthes, Tetraphyllidea, Onchobothriidae) with descriptions of three new species from freshwater potamotrygonids (Myliobatoidei, Potamotrygonidae). Zoologica Scripta, 32: 367–396
DOI: 10.1046/j.1463-6409.2003.00111.x
COMPAGNO, L.J.V. (2005)
Checklist of living Chondrichthyes. In: Hamlett, W.C. (ed.) Reproductive biology and phylogeny of chondrichthyes: sharks, rays and chimaeras, Vol. 3. Endfield, USA: Science Publishers: 503–548
MEJÍA-FALLA, P.A. & NAVIA, A.F. & MEJÍA-LADINO, L.M. & ACERO, A.P. & RUBIO, E.A. (2007)
Tiburones y rayas de Colombia (Pisces: Elasmobranchii). Lista actualizada, revisada y comentada. Boletín de Investigaciones Marinas y Costeras, 36: 111–149
MEJÍA-FALLA, P.A. & NAVIA, A.F. & MEJÍA-LADINO, L.M. & ACERO, A.P. & RUBIO, E.A. (2007)
Tiburones y rayas de Colombia (Pisces: Elasmobranchii). Lista revisada, actualizada y comentada. Boletín de Investigaciones Marinas y Costeras, 34: 128–169
ROSA, R.S. & PINTO DE ALMEIDA, M. & CHARVET-ALMEIDA, P. (2009)
Potamotrygon signata In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>
SCHWARTZ, F.J. (2009)
Ways to identify stingrays of the world possessing or lacking serrated stinging tail spines. Journal of the North Carolina Academy of Science, 125 (3): 107–109
SCHWARTZ, F.J. (2009)
A survey of tail spine characteristics of stingrays frequenting western Atlantic Ocean and South American freshwater rivers. Journal of the North Carolina Academy of Science, 125 (2): 47–60
ROSA, R.S. & CHARVET-ALMEIDA, P. & DIBAN QUIJADA, C.C. (2010)
Biology of the South American Potamotrygonid Stingrays. In: Carrier, J.C. & Musick, J.A. & Heithaus, M.R. (Eds) Sharks and Their Relatives II: Biodiversity, Adaptive Physiology, and Conservation. CRC Press, Boca Raton: 241–282
MORO, G. & CHARVET, P. & ROSA, R.S. (2012)
Insectivory in Potamotrygon signata (Chondrichthyes: Potamotrygonidae), an endemic freshwater stingray from the Parnaiba River basin, northeastern Brazil. Brazilian Journal of Biology, 72 (4): 885–891
RAMOS, T.P.A. & RAMOS, R.T.C. & RAMOS, S.A.Q.A. (2014)
Ichthyofauna of the Parnaíba river Basin, Northeastern Brazil. Biota Neotropica, 14 (1): 1–8
DOI: 10.1590/S1676-06020140039
WANDERLEY, C.A. & MORO, G. & VIANA, K.M.P. & ROSA, R.S. (2014)
Taxonomic redescription of Potamotrygon signata (Chondrichthyes: Potamotrygonidae). Abstract In: Libro de resúmenes IV Encuentro colombiano sobre condrictios (2014 – Medellín): 53
DE CARVALHO, M.R. (2016)
Neotropical stingrays, Family Potamotrygonidae. In: Last, P.R., White, W.T., Carvalho, M.R. de, Séret, B., Stehmann, M.F.W & Naylor, G.J.P (Eds.) Rays of the World. CSIRO Publishing, Melbourne: 619–655
WEIGMANN, S. (2016)
Annotated checklist of the living sharks, batoids and chimaeras (Chondrichthyes) of the world, with a focus on biogeographical diversity. Journal of Fish Biology, 88 (3): 837–1037
DOI: 10.1111/jfb.12874
ALVES, P.V. & DECHAMBRIER, A. & SCHOLZ, T. & LUQUE, J.L. (2017)
Annotated checklist of fish cestodes from South America. Zookeys (650): 1–205
DOI: 10.3897/zookeys.650.10982
FONTENELLE, J.P. & LOBODA, T.S. & KOLMANN, M. & DE CARVALHO, M.R. (2018)
Angular cartilage structure and variation in Neotropical freshwater stingrays (Chondrichthyes: Myliobatiformes: Potamotrygonidae), with comments on their function and evolution. Zoological Journal of the Linnean Society, 183 (1): 121-142
DOI: 10.1093/zoolinnean/zlx054