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Fig. 7 | BMC Ecology and Evolution

Fig. 7

From: A large new Middle Jurassic ichthyosaur shows the importance of body size evolution in the origin of the Ophthalmosauria

Fig. 7

Palatal elements of Argovisaurus martafernandezi, holotype PIMUZ A/III 5279. Left pterygoid in: A laterodorsal and C mediodorsal view; B right epipterygoid in lateral view; D left palatine in laterodorsal view. Abbreviations: epi, epipterygoid; mdg, median dorsal groove; mdr, median dorsal rige; Mpty, insertion area of the pterygoideus muscle; par, parietal ramus; pbsf, parabasiphenoid facet; ptlw, pterygoid lateral wing; ptmf, medial pterygoid facet; qrdf, quadrate ramus dorsal flange; qrlf, quadrate ramus lateral flange

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BMC Ecology and Evolution

ISSN: 2730-7182

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