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Re: paleontolgist, dinosaur and also Re: "Wonderful Life" - repeated.



In a message dated 96-11-16 10:45:04 EST, jpoling@dinosauria.com (Jeff
Poling) writes:

<<    Small adult dinosaurs, or small *juvenile* dinosaurs.  How do we
 distinguish between them? >>


Probably can't be done from trackways. But there are enough small dinosaur
tracks and trackways known that it is unlikely they're >all< juveniles.
Plus--most of the small tracks aren't simply reduced versions of the large
tracks; they usually have distinguishing autapomorphies.