Bob I think you have the genus wrong, try Terebratula transversa Sowerby and
figured in his Monograph of that Genus (species 37, figures 114-5) without
locality. These species are not a shell but are in the Brachiopoda.

Kev

[log in to unmask] wrote:

> Just finished entering our bivalve collection into our computer. Have a shell
> that was obtained as Terebratalia transversa (Sowerby, 1846) from off La
> Jolla, California attached to rocks in 120 ft. of water. Color is orange.
> Can't find anything about this genus or species. The genus was not in A
> Classification Of The Living Mollusca, so assume it is bogus. Anyone have a
> wild idea what it might be. Thanking all in advance.
> Bob
> Panama City, Florida