My notes say that ornata has ribs that are I-beam shaped in cross-section,
that is the tops are wider when compared with sentis.
John
At 04:59 PM 5/14/02 -0300, you wrote:
>I am revising my stock and I wonder if any of you can put apart C. sentis
>and C. ornata - with any specific detail? I can build long series from no
>patterns to patterns in the whole shell, colors from purple to completely
>white, red or cream. I got to a point where I would not put them
>apart...I have shells from Florida, Panama and Brazil - all look the same!
>
>Marcus