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http://www.biodiversitylibrary.org/ Proceedings of the Academy of Natural Sciences of Philadelphia. Philadelphia,Academy of Natural Sciences of Philadelphia http://www.biodiversitylibrary.org/bibliography/6885 v.42 (1890): http://www.biodiversitylibrary.org/item/84858 Article/Chapter Title: The Eocene Mollusca of the State of Texas Author(s): A. Heilprin Subject(s): Eocene (Texas), Eocene (USA), Olividae Page(s): Text, Page 393, Page 394, Page 395, Page 396, Page 397, Page 398, Page 399, Page 400, Page 401, Page 402, Page 403, Page 404, Page 405, Page 406 Contributed by: Gerstein - University of Toronto (archive.org) Sponsored by: University of Toronto Generated 15 October 2015 11:33 AM http://www.biodiversitylibrary.org/pdf4/044217400084858
