Morphological details of holotype of Plesiotrygon nana sp. nov. (MUSM

Description of two extraordinary new species of freshwater stingrays of the genus Potamotrygon endemic to the rio Tapajós basin, Brazil (Chondrichthyes: Potamotrygonidae), with notes on other Tapajós stingrays

PDF] Morphology and phylogenetic relationships of a remarkable new genus and two new species of Neotropical freshwater stingrays from the basin (Chondrichthyes: Potamotrygonidae)

Paratype of Plesiotrygon nana sp. nov., in dorsal (A) and ventral (B)

Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba – Neotropical Ichthyology

PDF] Morphology and phylogenetic relationships of a remarkable new genus and two new species of Neotropical freshwater stingrays from the basin (Chondrichthyes: Potamotrygonidae)

Dorsal (A, C) and ventral (B, D) views of Plesiotrygon cf. iwamae (Río

SciELO - Brasil - An unusual, dwarf new species of Neotropical freshwater stingray, Plesiotrygon nana sp. nov., from the upper and mid basin: the second species of Plesiotrygon (Chondrichthyes: Potamotrygonidae) An

Paratype of Plesiotrygon nana sp. nov., in dorsal (A) and ventral (B)

Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba – Neotropical Ichthyology

Plesiotrygon nana

SciELO - Brasil - An unusual, dwarf new species of Neotropical freshwater stingray, Plesiotrygon nana sp. nov., from the upper and mid basin: the second species of Plesiotrygon (Chondrichthyes: Potamotrygonidae) An

PDF] Morphology and phylogenetic relationships of a remarkable new genus and two new species of Neotropical freshwater stingrays from the basin (Chondrichthyes: Potamotrygonidae)