m 



No. 17] NOVEMBER, 1878. [Vol. i. 



THE 



QUARTERLY JOURNAL 



OF 



CONCHOLOGY. 



CONTENTS. 

 ORIGINAL COMMUNICATIONS: 



List of the Shells of Iowa.— Prof. F. M. WiLter 



Note on Geographical Distribution of Terrestrial Mollusca. — \V. G, 



Petterd 



Molluscan Threads. — G. Sheriff Tye 



Distribution of Crepidula aculeata. — ^J. S. Gibbons, M.B. ... 



BIBLIOGRAPHY: 



Page. 

 38s 



394 

 401 

 416 



404 



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