A monograph of the Eocene Mollusca : descriptions of shells from the older Tertiaries of England Edwards, Frederic Erasmus, 1799-1875 creator Palaeontographical Society (Great Britain) contributor text book London Printed for the Palaeontographical Society 1849 1849
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ENG pt. 1. Cephalopoda -- pt. 2. Pulmonata -- pt. 3. Prosobranchiata -- pt. 4. Pulmonata and Prosobranchiata. England Eocene Mollusks, Fossil Paleontology QE801 .E29 1849 https://www.biodiversitylibrary.org/bibliography/12739 3503265 10.5962/bhl.title.12739 TXU