374 Miscellanies. 
Upon the economy of some American species of Hispa, by T. 
W. Harris, M. D. 
Descriptions of new North American Coleopterous insects, &c. 
by Thomas Say. 
Description of a new animal belonging to the Arachnides of 
Latreille, from the sea on the shores of the New South Shetlands, 
by James Eights, M. D. 
Chemical analysis of Chrysocolla, from the Holquin copper mines, 
near Gibara, Cuba, by Charles T. Jackson, M. D. 
This journal does credit to the spirited and promising institution 
from whose labors it emanates. ‘Their museum is in excellent or- 
der, arranged with science, taste and judgment, and is already ex- 
tensive for the time it has been forming; it is an ornament to Bos- 
ton, and will become a standard institution for the Eastern States ; 
it follows with no tardy steps in the course of the Academy of Phil- 
adelphia and the Lyceum of New York. 
30. Eulogium on Simeon Dewitt, delivered before the Albany 
Institute, April 23d, 1835, by Dr. T. Romeyn Beck. 
This is an affectionate tribute to the memory of a great and good 
man—a companion in arms and friend of Washington—a patriot and 
philanthropist—a man of science and a christian—whose honored 
life was extended to almost fourscore, and covered almost half that 
of the period of the existence of his country. 
31. Treatise on Mineralogy, consisting of descriptions of the 
species, with five hundred wood cuts. By C. U. Suzparp, Lecturer 
on Natural History in Yale College, Corresponding member of the 
Academy of Natural Sciences of Philadelphia, of the Geological 
Society of France, &c. &c. In 2 vols. 12mo. pp. 675. New Ha- 
ven, Hezekiah Howe & Co. 
The Treatise here announced is the completion of the work, the 
first part of which was published in 1832, and of which an account 
was given in Vol. xxii, p. 395 of this Journal. Its plan and scope 
will be best judged by a few extracts from the author’s preface. 
“The eclectic character of my introductory volume, which was 
intended to give a view of all the departments of mineralogy ex- 
cepting Physiography, rendered it difficult for persons employing it 
to avail themselves of other treatises for full descriptions of the spe- 
cies. The inapplicability was principally owing to my adoption of 
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