Subject: | |
From: | |
Reply To: | |
Date: | Mon, 23 Mar 1998 15:53:20 -0500 |
Content-Type: | text/plain |
Parts/Attachments: |
|
|
Bravo!!
Very nice work indeed. Thank you very much for this, and the other times
that you've come forward with your candle of science.
Phil P.---------
> From: Gary Rosenberg <[log in to unmask]>
> To: [log in to unmask]
> Subject: Re: Neverita duplicata (Say, 1822), alias the Atlantic Moon
Snail
> Date: Monday, March 23, 1998 1:15 PM
>
> I've looked throught the specimens of Neverita duplicata here and can
> contribute some observations. I find specimens that match Phil's Neverita
> sp., all from the US Gulf Coast, except for one lot from Lake Worth,
> collected by Tom McGinty. The channeled umbilicus seems distinctive.
> Specimens of Neverita duplicata from New Jersey have golden brown
> periostracum in the umbilicus, although not as brightly colored as in the
> Florida specimens (and the specimens from NJ were collected 30 years
later).
>
> If this form proves to be a different species, then it is Neverita
fossata
> Gould, 1847 (type locality Florida). Gould stated "This would not at
first
> sight, be distinguished from _N. duplicata_ Say, which it greatly
resembles
> in form and coloring, but the umbilical region is entirely different; and
> the deep wide channel leading to the umbilicus bordered by an acute
ridge,
> and covered by a spirally striated epidermis is in striking contrast with
> the pale polished region adjacent."
>
> Gary
> ---------------------------------------------------------------------
> Gary Rosenberg, Ph.D. [log in to unmask]
> Malacology & Invertebrate Paleontology gopher://erato.acnatsci.org
> Academy of Natural Sciences http://www.acnatsci.org
> 1900 Benjamin Franklin Parkway Phone 215-299-1033
> Philadelphia, PA 19103-1195 USA Fax 215-299-1170
|
|
|