CONTENTS. 



[Basal pagination.] 



Number i (1907). 



PAGE 



Reprint of the original descriptions of the genus Achatinella, with 



additional notes by E. W. Thwing (pis. I-III) 1-196 



Number 2 (1908). 



Notes on Hawaiian land shells, by Henry A. Pilsbry and C. Mon- 

 tague Cooke, Jr. (pi. IV, unnumbered in text) 197-218 



Number 3 (1917). 

 Some, new species of Ainastra, by C. Montague Cooke, Jr. (pls.V-VII) 219-250 



Number 4 (1917). 



The Hawaiian rat, by Witmer Stone (pi. VIII) 251-260 



Notes on the Hawaiian rat, by John F. G. Stokes (pis. IX-XV) 261-274 



Index 275-277 



ILLUSTRATIONS. 



PLATES OPP. PAGE 



I-III. Achatinellidae 196 



IV. Hawaiian species of Helicina 199 



V-VII. New species of Amastra 250 



VIII. Rattus hawaiiensis, type 274 



IX. Rat and other material from Kahoolawe 274 



X. Map of east end of Oahu 274 



XI. XII. Popoia islet 274 



XIII, XIV. Hawaiian rats 274 



XV. Hawaiian pulmonates attacked by rats 274 



