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. 2014 Feb 27;9(2):e89165. doi: 10.1371/journal.pone.0089165

Figure 18. Character states supporting the phylogenetic positions of Aenigmastropheus parringtoni and Eorasaurus olsoni.

Figure 18

Cervical and dorsal vertebrae of Aenigmastropheus parringtoni (UMZC T836, vertebra 2, holotype) (A), Protorosaurus speneri (ZMR MB R2173) (B) and Tanystropheus longobardicus (SMNS 55341) (C) in posterior views, and cervico-dorsal vertebrae of Eorasaurus olsoni (PIN 156/110) (D), Prolacerta broomi (BP/1/2675) (E) and Proterosuchus fergusi (GHG 363) (F) in dorsal views. Scale bars equal 5 mm in (A, E) and 1 cm in (B, C, D, F).