A Af Am Ao At B Be Bl Br C Ce Ci Co Cr Cu D De Di Do E Em Et F Fi Fo Fu G Gl Gr H Hi I In Io J K Kl L Le Lo M Mai Mari Mc Mi Mo Mu N Ni O Om P Pe Ph Pl Pr Pu Q R Re Ri Ro Ru S Sc Se Si Sp St Su T Te Th Tr Tu U V Ve Vi W X-zzz
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Release 41.00 went live 27th February, 2018 finally fixing the problems of Nov/Dec. I have added SCAPHOPODA and MONOPLACOPHORA, 2 classes which bear similarities to GASTROPODA.

Calliostoma variegatum

Carpenter, P.P., 1864 Variable Top Shell Shell size 25 mm Alaska - S California, USA
Taxonomic Information
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Compendium of Seashellsp 36/3.3
Taxonomic Atlas . . Benthic Fauna . .The Mollusca Part 2 The Gastropoda.
cameraImage Acknowledgments
1 Worldwide Specimen Shells