This journal contains mostly notes on snails in the Florida Keys from 15 June to 1 July 1915. Notes on birds observed or collected are also included. Bartsch visits several cerion colonies lettered A-K. This journal contains seven tables of data related to the various cerion colonies. Birds are often listed with notes on sex and quantity. Localities include but are not limited to Sand Key, Ragged Keys, Dry Tortugas, Bush Key, Loggerhead Key, and Boca Grande.
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