Dear all: The sexual dimorphism of this species is great. As an aside,
the helicinid genus Viana is endemic to Cuba.
Kurt
At 11:53 PM 6/25/98 EDT, you wrote:
>Also the South American land snail Viana regina - the male has a deep
notch in
>the lip, while the female has a straight lip.
>
>Paul M.
>