12 
The American Geologist. 
January, 1896- 
1861. A text book of geology: designed for schools and academies. 
Philadelphia, 12mo, 356 pp. 
Fossil insects from the Carboniferous formation in Illinois. 
Amer. Jour. Sei., (2), vol. 37, pp. 31-35. 
1865. The crystalization of brushite. Ibid., vol. 39, pp. 15-16. 
Origin of prairies. Ibid., vol. 10, pp. 293-301. 
1866. Cephalization. Explanations drawn out by the statements of 
an objector. Ibid., vol. 11, pp. 163-171. 
A word on the origin of life. Ibid., pp. 389-391. 
Observations on the origin of some of the earth’s features. 
Ibid., vol. 12, pp. 205-211; pp. 252-253. 
1867. Crystallogenic and crystallographic contributions. Ibid., vol. 
11, pp. 89-95 : pp. 252*263 ; pp. 398-109. 
Mineralogical nomenclature. Ibid., pp. 115-151. 
1868. A system of mineralogy : Descriptive mineralogy, aided by 
George Jarvis Brush. 827 pp., 8vo, New York. 
Recent eruption of Mauna Loa and Kilauea, Hawaii. Amer. 
Jour. Sei., (2), vol. 16, pp. 105-123. 
1870. The geology of the New T Haven region, with special reference to 
the origin of its topographical features. Trans. Conn. Acad. 
Arts and Sei., vol. 2, pp. 15-112. 
1871. On the Quaternary or Post-Tertiary of the New Haven region. 
Amer, Jour. Sei., (3), vol*. 1, pp. 1-5; pp. 125-126. 
On the supposed legs of a trilobite, Asaphus platycephalus. 
Ibid., pp. 320-321. 
The Connecticut River Valley glacier, and other examples of 
glacier movement along the valleys of New England. Ibid., 
vol. 2, pp. 233-213. 
The position and height of the elevated plateau in which the 
glacier of New England, in the Glacial era, had its origin. 
Ibid., pp. 321-330. 
1872. Corals and coral islands. New York, large 8vo, 398 pp. 
Notice of the address of Prof. T. Sterry Hunt before the Ameri¬ 
can Association at Indianapolis. Amer. Jour. Sei., (3), vol. 3, 
pp. 86-93 ; vol. 1, pp. 97-105. 
What is true Taconic ? Amer. Naturalist, vol. 6, pp. 197-199. 
Amer. Jour. Sei., (3), vol. 3, pp. 168-170. 
Green Mountain geology : On the quartzite. Amer. Jour. Sei., 
(3), vol. 3, pp. 179-186 ; pp. 250-256. 
On the oceanic coral island subsidence. Ibid., vol. 1, pp. 31-37. 
1872-1873. On the quartzite, limestone and associated rocks of the 
vicinity of Great Barrington, Berkshire Co., Mass. Ibid., pp. 
362-370 ; pp. 150-153 ; vol. 5, pp. 17-53 ; pp. 81-91: vol. 6, pp. 
257-278. 
1873. The Glacial and Champlain eras in New England. Ibid., vol. 5, 
pp. 198-211. 
Results of the earth’s contraction from cooling, including a dis¬ 
cussion of the origin of mountains, and the nature of the 
