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Re: A few more...
In a message dated 95-10-03 10:37:32 EDT, email@example.com (Jerry
D. Harris) writes:
> A third option, of course, is that while the fifth metatarsal
>remained small, but rather than re-elongating later, the other four digits
>shortened to the point where they were hardly longer than the fifth
>metatarsal. This is actually a logical move, when moving towards a more
>graviportal pedal morphology (hence the very stubby phalanges in sauropod
Yes, this is a very good explanation of what happened with sauropod hind
feet, and also with the hind feet of certain ankylosaurs (such as
_Sauropelta_, which apparently retained at least a metatarsal V though
apparently no phalanges in that digit).