FIGURE 3 in 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

FIGURE 3. Morphological details of the holotype of Potamotrygon scobina (MCZ-602s, juvenile male, 238 mm DW). A. Dorsal head and snout (scale bar = 30 mm). B. Mouth and nostrils (scale bar = 5 mm). C. Detail of the original pigmentation spots on the posterior pectoral fin (scale bar = 10 mm). D. Ventral view of the pelvic fins, claspers and cloaca (scale bar = 10 mm). E. Dorsal view of pelvic fins, tail origin and dorsal thorns (scale bar = 15 mm).