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Re: Dinosaur "baculae"

> I should be extremely surprised to learn that any dinosaur had a baculum, as
> this is a feature of the mammalian penis which (by virtue of its being
> divorced from the digestive system except in Monotremata which I think lack
> baculae) is not exactly homologous to the intromittent organ of any
> non-mammalian vertebrate.

     If it  made things  more convenient, why  couldn't  dinosaurus  
have  developed  a  baculae  (or something similar) analogously?   They  
did  a lot of  things  structurally  not  found in contemporaray reptiles.