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Re: Parasaurolophus neck/head flap.






>A skin impression, like the edmontosaur and hadrosaur ones that gave us 
>wrinkled skin (only now being illustrated and possibly confined to a 
>single genus or species) and the saggital "fin" (same as for the 
>wrinkles)

And a dewlap or waddle. Intrigued? Here's the basic story: Hans Sues and 
crew found a Maiasaura with skin impressions around the "throat" area 
and it shows that Maiasaura had a bonified waddle or dewlap. 

 WMattTroutman




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