Dear Harry, Dan and Paul

Thanks for the help! I thought of T. tenuigranosa but since mine came from
Philippines I wasn't sure it was the same.
About the Olivella and the Pyramidella, I will ask my Brazilian friends
their oppinion.

Marcus


>Dea Marcus,
>
>The Pyramidella is better placed in the genus Longchaeus Mørch, 1875.  I
>have
>never seen a shell with the spiral color banding yours exhibits.  I
>personally
>have difficulty distinguishing among Recent and fossil western Atlantic
>species
>of this genus. Tuomey and Holmes (1848) indicated that the Miocene
>Pyramidella
>arenosa Conrad, 1843 occurs in the Recent.  It is certainly close to L.
>crenulatus (Holmes, 1839) as are several other named fossil taxa. The
>similar L.
>candidus (Mørch, 1875) has a thicker, shiny white shell and more-developed
>columellar lirae (when adult). Abbott (1974) records it from NC to FL
>(probably
>based on Dall, 1889), but his figure (3461) is not of a Longchaeus species,
>and
>may be Pyramidella subdolabrata Mørch, 1854 (no. 3460). L. candidus occurs
>in
>the Bahamas, Honduras, Venezuela, and Brasil (my collection) and is
>accurately
>illustrated in Warmke and Abbott (1961; pl. 26, fig. d).
>
>The Olivella bears a faint resemblance in shape and color patter n to O.
>olssoni
>Altena, 1971 and color of the columellar fasciole is quite reminiscent of
>O.
>rosolina Duclos, 1835, but it is different in other respects and is likely
>an
>un-named species.
>
>Ricardo Silva Absalão <[log in to unmask]> and Alexandre Dias Pimenta
><[log in to unmask]> are actively working both the Olivellidae and
>the
>Pyramidellidae of Brasil.
>
>Short answer - GOK X 2.
>
>Harry
>
>