INDEX. 



Physa amj)ullacea Gld. var. Columbiana Hemphill. 



Polygyra Kiawaensis var. Arkansaensis Pilsbry 



Preservation of Color in Fossil Shells. 



Prophysaon. Why does it shed its tail ? 



Publications Received. .... 23, 36, 48, 



Pupa syngenes u. sp. 



Pupa Californica. .... 



Pupa Dalliana sp., nov. 



Pupidae, New Forms of American. 



Pupidae, New United States. 



Pupa Hemphilli sp. nov. . 



Pupa Clementina sp. nov. 



Scalpellum Stearnsii. 



Shell Bearing Mollusca of Rhode Island. . . 22,35,46^ 



Shells within City Limits. 



Snail Eaters. ..... 



Some American Cannibals. 



Sphserium secure Prime, Notes on 



Strength of Limpets. 



Tebennophorus Hemphilli. 



Unionidse of Ga., Ala., S. C. and La. in South Floridi 



Urosalpinx perrugatus Conr., Remarks on 



West American Notes. 



Zonites Shimekii n. sp.. 



27 



131 



30 



6 



r2, ] 07 



3 



8 



19 



18 



39 



27 



44 



96 



56, 70 



82 



132 



85 



39 



32 



95 



125 



29 



67 



3 



