Re: Parasaurolophus

[binder@zk3.dec.com (vitam gustare)]

> In those lambeosaurines with a sifficient sample size to tell,
> the females have smaller crests than the males (mainly Corythosaurus
> and Lambeosaurus).

My question stands.  How do we KNOW that the larger-crested specimens
are male?  I understand that we can base guesses on similarities with
extant species of birds or reptiles, but what is there that makes the
supposition more than supposition?

-dick

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