RE: ABOUT THE REVERSED HALLUX AND...

["Williams, Tim" <TiJaWi@agron.iastate.edu>]

Ray Stanford wrote:

> For example (and there are many), have at look at pages 167 through
> 173 in TRIASSIC LIFE OF THE CONNECTICUT VALLEY (REVISED) by Richard 
> Swann Lull, Ph.D., Sc.D,, being Bulletin No. 81, State Geological and 
> Natural History Survey of the State of Connecticut.  Every ichnospecies 
> of Anchisauripus illustrated (including the trackways of A. sillimani 
> and A. hitchcocki) shows the mark of a very reversed hallux.  


Very interesting indeed.  I've gotta get a hold of that ref.

Is the hallucal impression as deeply imprinted as the other three digits?
This will tell you if the hallux was lowered as well as reversed.


> As Swan assures us, the Anchisauripus ichnogenus is unquestionably 
> theropodan. 

Is he still correct?




Tim  


------------------------------------------------------------------- 


Timothy J. Williams, Ph.D. 

USDA-ARS Researcher 
Agronomy Hall 
Iowa State University 
Ames IA 50014 

Phone: 515 294 9233 
Fax:   515 294 9359