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The land snail genus Polygyrella


, : The land snail genus Polygyrella. Proc Acad Nat Sci Philadelphia 84: 15-19

Polygyrella belongs to the Am-monitellinae; P. polygyrella, redescription of genitalia*, and jaw; a map shows the distribution in western America of the genera of Ammonitellinae.

US$19.90

DOI: 10.2307/4064124


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