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Re: Antorbital fenestra



--- Amtoine Grant <ajgrant@eastlink.ca> wrote:

> On Friday, November 26, 2004, at 01:39  PM,
> Andrew A. Farke wrote:
> 
> > The antorbital fenestra houses an air sac in
>> all archosaurs.

> housing an air sac 
> to be used for visual communication that would
> bulge out of this 
> opening makes more sense.

Is it thought to have this sort of funtion, or
merely be an air sack or sinus in the skull, for
lightening and the like as mentioned previously. 
Crocs and birds don't have anything like this
function no?


                
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