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II. FAUNA AND FLORA OF WINONA LAKE, PARTS A, B, C, D.* 



A. A List of the Mollusca of Eagle, Center and Pike 

 Lakes, Kosciusko County, Indiana. 



A. A. NoBRis. 



The mollusks mentioned below were collected during the summer of 1901. 

 In the preparation of the list I have been under obligations to Dr. Call, of the 

 Children's Museum, Brooklyn, and to Chas. T. Simpson, of the Smithsonian 

 Institution, each of whom examined and named a part of the collection. 



UNIVALVES. 



1. Selenites concava Say. Common on the marsh shores of Pike Lake. 



2. Mesodon multilineatus Say. Abundant. 



3. Mesodon mitcheUianus Lea. Common. 



4. Limnophysa caperata Say. Common. 



5. Limnophysa humilis Say. 



6. Physa gyrina Say. Common. 



7. Helisoma campanulata Say. Abundant. 



8. Helisoma trivolvis Say. Abundant. 



9. Helisoma bicarinata Say. Common. 



10. Gyraulus parvus Say. Common. 



11. Amnicola limosa Say. Common. 



12. Amnicola parata Say. Common. 



13. Valvata tricai-inata Say. Common. 



14. Campeloma subsolidum Anthony. Found in outlet of Eagle Lake. 



15. Campeloma rufum Haldeman. Abundant in the outlet of Eagle Lake. 



16. Pleurocera subulare Lea. Very abundant in Pike Lake and Eagle Lake. 



17. Pleurocera elevatum Say. Outlet of Pike Lake. 



18. Sphaerium transversum Say. Frequent in the outlet of Eagle Lake. 



BIVALVES. 



19. Unio undulatus Barnes. Abundant in the outlet of Pike Lake, rare in the 



other outlets, not found in the lakes. 



20. Unio gibbosus Barnes. Three specimens were taken in the outlet of Eagle 



Lake. 



" Contributions from the Zoological Laboratory of the Indiana University, under the 

 direction of C. H. Eigenmann, No. 49. 



