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. 2011 Oct 14;6(10):e25693. doi: 10.1371/journal.pone.0025693

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Butler et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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(A) Cervical vertebrae ‘1’–‘3’ of Slab A1 of GZG.V.4191 in right lateral view, with associated ribs and anterior dorsal vertebrae. (B) Close-up of cervical ‘1’ of GZG.V.4191. (C) Close-up of cervicals ‘2’ and ‘3’ of GZG.V.4191. (D) Cast of the cervical vertebrae (NHMUK R4976). Abbreviations: bf, bone fragment; crb, cervical rib; CV, cervical vertebra; dia, diapophysis; D, dorsal vertebra; hps, hyposphene; pcdl, posterior centrodiapophyseal lamina; podl, postzygodiapophyseal lamina; poz, postzygapophysis; prdl, prezygodiapophyseal lamina; pre, prezygapophysis.