Synonyms: Dasyatis pacificus, Hemitrygon pacifica, Himantura pacifica
Common name: Pacific chupare
Original description species: (Beebe & Tee-Van, 1941)
Genus: Styracura De Carvalho, Loboda & Da Silva, 2016
Family: Potamotrygonidae Garman, 1877
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Dasyatis schmardae, Dasybatus schmardae, Himantura cf. schmardae, Himantura schmardae, Himantura schmarde, Pastinachus schmardae, Styracura cf. schmardae, Trygon schmardae
Common name: Chupare stingray
Original description species: (Werner, 1904)
Genus: Styracura De Carvalho, Loboda & Da Silva, 2016
Family: Potamotrygonidae Garman, 1877
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii