Botany and Zoology. 133 
Sulpharet of iron in grains occurs disseminated uniformly through 
ore and in sufficient apm vs oe impair its value 
As most of the ore is obedient to the magnet, it may be purified from 
the pyrites by the magnetic aednien machine. The bed in which it 
stituent minerals of the gneiss occur, ee separate, forming par- 
allel bands in the rock. This is the only known locality of ae 
iron ore on the western side of the great sition forest of New Yor. 
Ill. Borany AND Zoouoey. 
“1. Dried Plants from Santa Fe, New Mezxico.—Mr. Avcu 
Fenpter, who, under the direction of Dr. Engelmann, went out to ie 
Fe in the autumn of 1846 a the purpose of exploring the botany of 
wear has now returned to St. Louis with his rich collections, 
species. The specimens are well made, in good condition, and mostly 
very fine and complete. A printed account of them, with descriptions 
of the new species, by Prof. Gray and Dr. En aelmann, will soon ap- 
oa a copy of which wil! be sent to each subscriber. The price is 
ed at $10 per hundred, exclusive of transportation from St. Louis to 
New York or Boston. As all the sets not taken up here, will be sent 
abroad at once, those who desire them should make early application 
a paid) to Dr. George Engelmann, St. Louis, or to Dr. A. ry ay, at 
mbridge, Massachusetts. A. G: 
2. Materials Jars a History of the Coleoptera Longicornia of 
the United States ; by S. S. Hatpeman, Philadelphia, 1847, 66 pp. 
wai (from the Transactions of the American Philosophical Society, 
- X. )—This valuable memoir, besides giving a detailed catalogue of 
naa species with full references, contains also descriptions of 1 many 
at 20, i The number as yet found in the United States is stated 
mw iY, while in — 180 have been found, and in Englan 
icus, Hylotrupes biefale; Phymatodes variabilis, Clytus gacelle; 
Cain sangnineum, Monohammus sutor, ple om © 
=< could not readily be ont a with arenes analogues, it 
we 
relation a those of Europe than re those 0 
_enera being mostly found in both regions 
northern forms are rpms ane cole 
oe ‘agen and e Prionida are most fully represent- 
paper Siar Genera Elephadion, Desmocerus, 
