$1.00 per Year. ($1.12 to Foreign Countries.) lOcts. a copy. 



THE 



NAUTILUSgfe 



. I \ C 



A MONTHLY 



DEVOTED TO THE INTERESTS 

 OF CONCHOLOGISTS. 



EDITOR: 

 H. A. PILSBRY, Conservator Conchological Section, Academy of Natural Sciences, Philadelphia. 



ASSOCIATE EDITOR : 

 C. W. JOHNSON, Curator of the Wagner Free Institute of Science. 



Vol. XI. 



AUGUST, 1897. 



No. 4 



CONTENTS : 



PAGE. 



NOTES ON LANDSHELLS FROM THE MALAY PENINSULA. By W. H. Dall 



ON A NEW HOLOSPIRA FROM TEXAS. By W. H. Dall. 



QuARTER-DtCKS AND JINGLES. By Robert E. C. Stearns. 



NEW UNIOS. By Berlin A. Wright. . 40 



MELANIA YOKOHAMENSIS, N. Sp. By W. D. Hartman. 



ISAAC LEA DEPARTMENT. 



NOTES AND NEWS. 



RECENT PUBLICATIONS RECEIVED. 



A CLASSIFIED CATALOGUE OF AMERICAN LAND SHELLS, WITH LOCALITIES. 



By Henry A. PiUbry. -15 



Published by 



H. A. PILSBRY, Editor, Academy of Nat. Sciences, Philadelphia. 



C. W. JOHNSON, Manager, Wagner Free Institute of Science, Philad'a. 



Entered at Philadelphia Post-Office as second-class matter. 



