Biographical Notice of Ebenezer Emmons. — Marcou. 19 1 
of the First. Second, and Third Meetings of tin Association of 
American Geologists and Nalwralists, at Boston, in 1842, p. 60, Bos- 
ton, 1S43). 
1843. — Metamorphic changes by artificial heat, in Potsdam sandstone, 
by Prof. E. Emmons (Arncr. Jr. Sci., vol. xlv, p. 140). 
1843. — Rain-marks in the Potsdam sandstone, by Dr. Emmons (Amer. 
Jr. Sci., vol. xlv. p. 316). 
1844. — The Taconic system: based on observations in New York, Massa- 
chusetts. Maine, Vermont, and Rhode Island : by Ebenezer Em- 
mons, M. D., Professor of Natural History in the Albany Medical 
College, Albany, pp. 68. six plates, 4to. 
184."). — Tiic American Quarterly Journal of Agriculture and Science, 
conducted by Dr. E. Emmons and A. J. Prime, vol. i. Albany. 1*45. 
contains the following geological articles by Emmons: 1. Beds of 
oyster shells on the Hudson river, pp. 215-219; 2. Phosphate of 
lime and other fertilizers in the older rocks, pp. 219-221. 
1840. — Agriculture of. New York, by Ebenezer Emmons, 5 vols, and 
plates. Albany, 1846-1854. 4to. 
Chapter Y of the first volume, "the Taconic system," and Chapter 
VI, "the New York system.'" contain the best and most important 
classification and description of the strata of the state of New York, 
lip. 45-204. At p. 361 of the first volume is the ■•Description of the 
Geological map," which was never distributed with the volume, be- 
cause the map was concealed until 1887. 
1846.— The American Quarterly Journal <>f Agriculture and Science. 
conducted by Dr. E. Emmons and A. J. Prime, vol. ii. Albany, 
1846, contains: 1. Drift and changes in the position of soils, by E. 
Emmons, pp. 2(5-33: 2. On the supposed Zeuglodon cetoides of Prof. 
Owen, by E. Emmons, pp. 59-63; 3. Agricultural geology, bj E. 
Emmons, pp. 1-15 and pp. 180-198. 
Vol. Ill, conducted by E. Emmons and A. Osborn, Albany. 1846, 
contains: l. Agricultural geology of Onondaga county, by E. Em- 
mons, pp. 161-192; :.'. Structure of Granite Mountains, by K. Em- 
mons, pp. 207 210; :;. Description of some of the bones of the Zeu- 
glodon cetoides of Prof. Owen, by E. Emmons, pp. 223 231, one 
plate. 
Vol. [V, conducted by Dr. E. Emmons, A. Osborn and (i.e. <;ar- 
dener, -New York, 1846, contains: ]. Some of the mineral resources 
of New York, by 10. Emmons, pp. -.': 50; 2. Mineral and agricul- 
ture resources of New York. pp. 199-202; 3. Remarks on the 
Taconic system, containing in pari the discussion upon this subject 
at the meeting of the Association of American Geologists and Nat- 
uralists. September, 1846, pp. 202 209; i. Conularla verneuUt n. 
sp. Emmons. :.' figures, p. 330. 
1847. — The American Quarterly Journal of Agriculture and Science, con- 
ducted by Dr. I-]. Emmons and A. Osborn, vol. v. Albany, Isit. con- 
tains: i. The limestones and lime. pp. 65-113; 2. No coal in the 
New York rocks, pp. 125-129; 3. Reply to Prof. Adams 1 remark on 
