For those who are unaware of this fact, there is an english translation of
Thiele's work.  The scientific editors of the translation were Paula
Mikkelsen of the American Museum of Natural History and Rudiger Bieler of
the Field Museum of Natural History.

original citation

Thiele, Johannes.  Handbuch der systematischen Weichtierkund. Jena. 1154
pages. 1929-1935

english translation citation

Thiele, Johannes.  Handbook of systematic malacology. [scientific editors
of translation Rudiger Bieler and Paula Mikkelsen, translator J.S.
Bhatti]. Smithsonian Institution, Washington, D.C.  1690 pages. 1992-1998

Regards,
Charlie
******************************************************************************
Charlie Sturm, Jr
Research Associate - Section of Invertebrate Zoology
                     Carnegie Museum of Natural History, Pittsburgh, PA
Assistant Professor - Family Medicine

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