On Wed, 16 Oct 2002 17:51:42 -0500 Stephen Black 
<[EMAIL PROTECTED]> wrote:

> Yes, it's me again. I think I've sorted the terminology out and sorry 
> for making my education so public.
> 
> Trichromats have three kinds of cones  (common as dirt)
> Dichromats have two kinds of cones     (in the minority)
> Cone monochromats have one kind of cone (rare)
> Rod monochromats have zero kinds of cone (they should really be       
>    called nonechromats) (rare)
> 

Stephen: Do rod monochromats have a fovea?  What cells are found 
in the fovea?

Ken


> ______________________________________________________________
> Stephen L. Black, Ph.D.            tel:  (819) 822-9600 ext 2470
> Department of Psychology         fax:  (819) 822-9661
> Bishop's  University                 e-mail: [EMAIL PROTECTED]
> Lennoxville, QC  J1M 1Z7
> Canada
> 
> Dept web page at http://www.ubishops.ca/ccc/div/soc/psy
> TIPS discussion list for psychology teachers at
> http://www.frostburg.edu/dept/psyc/southerly/tips       
> _________________________________________________________ 

----------------------
Kenneth M. Steele, Ph.D.                [EMAIL PROTECTED]
Dept. of Psychology
Appalachian State University
Boone, NC 28608
USA 




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