1- The American <>< olog%8t. January, 1896 
1864. A text boob of geology: designed for schools and academies. 
Philadelphia, L2mo, 356 pp. 
Fossil inserts from the Carboniferous formation in [llinois. 
Amer. .Join-. ScL, (2), vol. :!7. pp. 31-35. 
1865. The crystalization of brushite. Ibid., vol. . 'it. pp. 15 16. 
Origin of prairies. Ibid., vol. to. pp. 293-304. 
L866. Cephalization. Explanations drawn ou1 l>.\ the statements of 
an objector. Ibid., vol. 41, pp. L63 174. 
A word on the origin of life. Ibid., pp. .'589 : 594. 
Observations on the origin of some of the earth's features. 
Ibid., vol. 42, pp. 205-211; pp. 252 253. 
1867. Crystallogenic and crystallographic contributions. Ibid., vol. 
44, j)]). Si) 9.1 ; pp. 252-263 : pp. 398-409. 
Mineralogical nomenclature. Ibid., pp. 145-151. 
1868. A system of mineralogy: Descriptive mineralogy, aided by 
George Jarvis Brush. S^7 pp., 8vo, New York. 
Recent eruption of Mauna Loa and Kilauea, Hawaii. Amer. 
Jour. ScL, (2), vol. 46, pp. 105-123. 
1870. The geology of the New Haven region, with special reference to 
the origin of its topographical features. Trans. ' 'onn. Arm/. 
Arts and Sci., vol. 2. pp. 45-112. 
1871. On the Quaternary or Post-Tertiary of the New Haven region. 
Amer, .Join-. Sci., (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. 233-243. 
The position and height of the elevated plateau in which the 
glacier of New England, in the Glacial era, had its origin. 
Ibid., pp. 324-330. 
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. Sci., (3), vol. 3, 
pp. 86-93 : vol. 4, pp. 97-105. 
What is true Taconic ? Amer. Naturalist, vol. 6, pp. 197-199. 
Amer. Join-. Sci., (3). vol. .3, pp. 468-470. 
Green Mountain geology : On the quartzite. Amer. Jour. Sci., 
(3), vol. 3, pp. 179-186 ; pp. 250-256. 
On the oceanic coral island subsidence. / hid., vol. 4. pp. 31-37. 
1872-1873. On the quartzite, limestone and associated rocks of the 
vicinity of Great Barrington, Berkshire Co., Mass. I hid., pp. 
362-370; pp. 450-453; vol. 5, pp. 47 53: pp. 84 94: vol. 0. pp. 
257-278. 
1873. The Glacial and Champlain eras in New England. Ibid., vol. ."">. 
pp. 198-211. 
Results of the earth's contraction from cooling, including a dis 
(Mission of the origin of mountains, and the nature of the 
