Fig. 4 in The appendicular skeleton of Neuquensaurus, a Late Cretaceous saltasaurine sauropod from Patagonia, Argentina

Fig. 4. The saltasaurine sauropod Neuquensaurus, from the Anacleto Formation (Upper Cretaceous), Patagonia, Argentina. Ulna. A. Left ulna of Neuquensaurus australis (Lydekker, 1893) (MLP−CS 1306) in lateral (A1, A2), anterior (A3), posterior (A4), proximal, anterior towards top (A5), and distal (A6) views; photographs (A1, A3–A6) and explanatory drawing (A2). B. Lectotype of Neuquensaurus robustus (Huene, 1929) nomen dubium (MLP−CS 1094) as specified by Bonaparte and Gasparini (1978); left ulna in lateral (B1, B2), posterolateral (B3), medial (B4), proximal, anterior towards top (B5), and distal (B6) views; photographs (B1, B3–B6) and explanatory drawing (B2). C. Lectotype of N. robustus nomen dubium (MLP−CS 1095) as specified by Bonaparte and Gasparini (1978); right ulna in lateral (C1), posteromedial (C2), proximal, anterior towards top (C3), and distal (C4) views. D. Left ulna of N. robustus nomen dubium (MLP−CS 2004) as proposed in this contribution, in lateral (D1), medial (D2), and proximal, anterior towards top (D3) views.