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Re: SAUROPOD POLING?



                
On Mon, 7 Nov 1994, Scott wrote:

>   I REMEMBER READING ABOUT SOME SAUROPOD FOOTPRINTS WHERE ONLY THE FRONT 
> PRINTS
> WERE VISIBLE. THIS WAS INTERPRETTED TO MEAN THAT THE ANIMAL WAS IN DEEP ENOUGH
> WATER TO BUOY ITS REAR LEGS OFF OF THE LAKE BOTTOM. MY QUESTION IS: IF IT WAS
> DEEP ENOUGH FOR THIS, WASN'T IT ALSO DEEP ENOUGH THAT THE WATER PRESSURE WOULD
> PREVENT THE SAUROPOD LUNGS FROM OPERATING? IS THERE ANOTHER INTERPRETATION OF
> THE PRINTS POSSIBLE? ARE WE SURE THAT THEY ARE _SAUROPOD_ FOOTPRINTS? WEREN'T
> SOME PROSAUROPODS OCCASIONALLY BIPEDAL?
> 
> SCOTT HORTON
> GEOPHYSICIST/COMPUTER PROGRAMMER