176 History of Conchology in the United States. 
Indian Terrestrial Mollusca. He contributed several papers to 
the “Contributions to Conchology,” cataloguing the species of 
St. Thomas, W. L., New Granada. He has also an article 
an i @ 
in this Journal, Nov, 1852, entitled, ‘‘ Facts and principles rela _ 7 
tng to the origin and Geographical Distribution of Mollusca.” 
r. B 
nd’s most important papers are the ‘‘ Remarks on cer- 
tain species of North American Helicids, with descriptions of 
new species,” of which two parts have appeared in the 6th and 
7th volumes of the Lyceum Annals. The third part is now 
ready for publication. These papers form a valuable addition 
to our critical knowledge of the Helices of the United States 
Mr. Bland has also just issued a paper (see p. 158, this vol.) on 
the weciaphics! distribution of the Genera and Species of Land 
Shells of the West Indies, which gives many curious and im 
rtant facts in reference to the range of species. Mr. Bland is 
thoroughly familiar with these shells, and is perhaps better fitted 
ursue this important line of investigation than any other 
conchologist. 
ESLEY Newcomp, M.D., formerly of Troy, N. Y., now of 
Oakland, California, during a residence at the Sandwich Islands, 
. 
Y 
finest. private conchological collections in the world, has a we 
Dr. Newcomb, in the Proceedings of the same Society for 1 
and 
-_ Wittras G. Buewey, of Burlington, N. J., has continued th? 
investigation of the Terrestrial Sh ced by his father 
~ ea fy 
ublished in 1859, in the Boston Journal of Natural Histo") 
