Fig. 10. Visceral structures. A in New lizards and rhynchocephalians from the Lower Cretaceous of southern Italy

Fig. 10. Visceral structures. A. The gut of Sphenodon punctatus (redrawn from Guibé 1970: fig. 403); not to scale. B, C. Pietraroia specimen MPN A01/82, abdominal region; scale bars 2 mm. B. Simplified figure showing arrangement of gut parts. C. The central part of the specimen.