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IRSNB M2274 third cervical of Nanophoca vitulinoides (A–C) and corresponding drawings (D–F) in left lateral (A, D), anterior (B, E), and dorsal (C, F) view. IRSNB M2270 seventh cervical vertebra of Nanophoca vitulinoides (G–I) and corresponding drawings (J–L) in left lateral (G, J), anterior (H, K), and dorsal view (I, L). Broken or obliterated areas are indicated in gray.
