Gary Coovert wrote "An Introduction to the Study of Scallops" published in
American Conchologist of June 1990 which includes technical terms.
I could provide a scan.

John

At 08:59 AM 6/17/2005, you wrote:

>Hi Oliver:
>Of course I encounter those difficulties. In many cases, even when the
>species determination in the books (catologues for example) are based in
>shell caracteristics, many of them are as you say color or sculpture
>that in many circumstances have dissapeared with the past of thousend of
>years. Thats why I have a reference collection, both of fresh an
>archaeological specimens in different stages of dissolution, for study
>which traits remain and which not, or in the most cases, some remain in
>certain conditions, and others in other.
>You mencioned you have many Pectinids. Have you a "system" (I don´t know
>how to put it in english) to describe their different parts? Another
>problem I confront is that the vocabulary to describe the parts of the
>shell it´s offen not enough, because I need to describe many points in a
>single "part" (for describing the manufacture and use of the artifact).
>Dou you have references (hopefully in internet please) of different
>systems of description?. I use Keen 1971.
>Regards
>Marcela Lucero

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