Tag Archives: pen shells
The Interesting Iridescent Pen Shell
Pen shells (family Pinnidae) are usually gray or brown in color with an iridescent sheen. They are long and tapered in a triangular shape and most of the ones I’ve seen were on the east coast beaches in Florida. They … Continue reading →
Posted in Identifying shells
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Tagged iridescent, large shells, noble pen shell, pen shells, pinnidae, types of shells
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Seashell Identification – Common Atlantic Shells
We always called this long thin shell (pictured on top of two *Pen Shells) a “fingernail”. The correct name for it is a Jackknife Clam. I believe this one might be the “Minor Jackknife Clam” since it was found in … Continue reading →
Pen Shells
Pen shells can be very large, up to a foot in length, but most of the ones I have found were broken. Patricia B. Mitchell wrote a nice piece about this shell and has a photo. They can be found … Continue reading →
