Fig. 4From: A Pliocene–Pleistocene continental biota from VenezuelaStingrays from the Vergel Member. A1–J Potamotrygon sp. (teeth A1–B3 AMU-CURS-868; C1–D3 AMU-CURS-869; E1–F3 AMU-CURS-870; G1–H3 AMU-CURS-871; and caudal spines I, J AMU-CURS-865). K1–K3 Myliobatiformes indet. Views: labial (A1, B1, C1, D1, E1, F1, G1, H1), lingual (B3, D2, H2), occlusal (A2, C2, E2, F3, G2), lateral (A3, C3, D3, E3, G3, H3), basal (B2, F2), ventral (I, J), and indet. (K1–K3)Back to article page