By Thomas Bland and W. G. Binnet. Note on a curious form of Lingual Dentition 



in Physa. (With plate XI.) 

 By A. S. Packard, Jr. Catalogue of the Pyralidae of California, with descriptions of 



new Californian Pterophorida. 

 By A. S. Packard, Jr. Notes on some Pyralidae from New England, with Remarks on 



the Labrador Species of this Family. 

 By Jno. J. Stevenson. Notes on the Coals of the Kanawha Valley, West Virginia, 

 By Loois Elsberg. On the Subdivisions of Science and their Classification. 

 By Thomas Bland and W. G. Binnet. On Prophysaon, a new Pulmonate MoUusk, 

 on Ariolimax, on Helix lychnuchus and other species. (With Plates XIII and 

 XIV.) 



By Thomas Bland. On the Physical Geography of, and the distribution of the Ter- 

 restrial Mollusca in, the Bahama Islands. 

 By Albert R. Leeds. Spectroscopic Examination of Silicates. 



Vol. XI and following Volumes will be printed in parts of not less than 

 32 pages (with or without plates) each, at the rate of four parts a year. 



Yearly Subscriptions $2,00, Payable in Advance. 



Complete Sets of the Annals (9 Vols.) can be had for - $34.00 



Single Volumes, Plates tmcolored, --_____ 4.00 



or tvitJi many of the Plates colored, - _ _ _ 6.00 



Single Parts of Volumes 9 and 10 and of future Volumes (each), ,60 



Some single Parts of previous volumes can also be had at same price. 



THOMAS BLAND, 



Chairman of the Publication Committee, 

 JOHN H. HINTON, M.D., 

 Treasurer, 



21 West 32d Street. 

 Special Agents for the Lyceum. 



Salem, Mass. 



