Dear Sergio,

I will be interested to see your work with rissoids.

David

> From: Sergio Avila <[log in to unmask]>
> Reply-To: Conchologists of America List <[log in to unmask]>
> Date: Sat, 27 Dec 2003 10:52:53 -0100
> To: [log in to unmask]
> Subject: Re: Biogeographical provinces Western Atlantic
>
> Dr. Sérgio Ávila (MSc.)
> Secção de Biologia Marinha
> Departamento de Biologia
> Universidade dos Açores
> 9500 Ponta Delgada
> Portugal
>
> Dear David:
>
> You are wright! I was in doubt wether I should place the boundary between
> Carolinian and Virginian Provinces. I was following Engle & Summers (2000)
> opinion (according to them, the boundary should be at Wilmington beach,
> 34ºN), but only today I realized that they did this with estuaries data!
> So, I agree with you and I am now using Cape Hatteras (35ºN) as the
> boundary between Carolinian and Virginian provinces.
>
> I am doing this work with the Rissoidae, both shallow and deep species.
>
> Sérgio