Morphological details of holotype of Plesiotrygon nana sp. nov

Species New to Science

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

Two new species of freshwater stingrays of the genus Paratrygon

FRESHWATER STINGRAYS OF THE GREEN RIVER FORMATION OF WYOMING

Potamotrygon marquesi, a new species of neotropical freshwater

Potamotrygonidae - Wikipedia

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

PDF) 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)

upload.wikimedia.org/wikipedia/commons/c/ca/Pfauen

Chromosomal characterization of ian freshwater stingrays