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Re: natatory Geochelone



In a message dated 7/10/00 2:31:34 PM EST, granth@cyberus.ca writes:

<< Remember, tortoises' bellies are armored ; ankylosaurs' are not. >>

Ankylosaur bellies were indeed armored; see, e.g., picture of Minmi ventral 
armor in my old publication Mesozoic Vertebrate Life #1. The ventral 
osteoderms were much finer than the dorsal scutes and were almost exclusively 
ossicles rather than true keeled scutes.