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. 2012 May 16;7(5):e37122. doi: 10.1371/journal.pone.0037122

Figure 3. Spinosaurid cervical vertebra NMV P221081 in anterior (A), left lateral (B), posterior (C), dorsal (D), ventral (E) and right lateral (F) views with (G) enlargement showing camerate internal pneumatic structure; (H) cervical vertebra of Baryonyx (NHMUK R9951) in left lateral view.

Figure 3

Abbreviations: cam, camera [internal chamber within vertebra]; lam, lamina; ncs, neurocentral contact; pap, parapophysis; pneu, pneumatic foramen; prz, prezygapophysis; trp, transverse process. Scale bars equal 20 mm (A–G) and 50 mm (H).