158 The American Geologist. March, i89ii 
Limestone in the Marcellus Shale of the Hamihon Group, in thc 
Eastern and Central parts of the State of New York, and those of 
Goniatite Beds of Rockford, Indiana; with some analogous forms, 
from the Hamilton Group proper. Ibid., pp. 95 — 112. 
95. Note upon the Trilobites of the Shales of the Quebec Group 
in the town of Georgia, Vermont. Ibid., pp. 113 — 119. 
96. New Species of Fossils from the Hudson River Group of Ohic 
and other Western States. Ibid., pp. 119 — 121. 
97. Observations upon a New Genus of Crinoidea, Cheirocrinus 
Ibid., p. 121. 8vo. 
98. Descriptions of New Species of Crinoidea; from Investigations 
of the Iowa Geological Survey. Preliminary Notice, p. 19. Albany. 
1861. 8vo. 
99. Report of the Superintendent of the Geological Survey, e.x 
hibiting the Progress of the Work. Geological Survey of Wisconsin: 
Descriptions of New Species of Fossils from the Investigations ot 
the Survey, pp. 52. Madison, 1861. 8vo. 
100. New Species of Orthoceras. Geol. of Vermont, p. 718. 
Claremont, N. H., 1861. 4to. 
Contributions to Palaeontology. Being some of the Results of 
Investigations made during the years 1859 and i860. 14th Ann. Rept. 
St. Cab. Appendix C. Albany, 1861. 8vo. 
loi. Observations upon some New and Other Species of Fossils, 
from the Rocks of the Hudson River Group of Ohio and the Western 
States; with descriptions. Ibid., pp. 89 — 92. 
102. Note on the Genera Bellerophon, Bucania, Carinaropsis, and 
Cyrtolites. Ibid., pp. 93—98- 
103. Descriptions of New Species of Fossils from the Upper 
Helderburg, Hamilton and Chemung groups; with observations upon 
previously described soecies. Ibid., pp. 99 — 109. 
104. Descriptions of New Species of Crinoidea from the Carbonif- 
erous Rocks of the Mississippi Valley. Jour. Bos. Soc. Nat. Hist., 
vol. 7, pp. 251 — 328 Boston, 1861. 8vo. Also pub. separate August, 
1872, with 7 plates. 
105. On the primordial Fauna and Point Levis Fossils. Am. Jour. 
Sci and Arts, 2d ser.. vol. 31, pp. 220 — 226. New Haven, 1861. Bvo. 
Also Pub. in Can. Nat. and Geol., vol. VI, pp. 113— 120. Montreal, 
1 861. 
106. On the Potsdam Sandstone and Hudson River Rocks in 
Vermont. Am. Jour. Sci. and Arts, vol. 2>2)- PP- 106-107. New Haven, 
1862. 8vo. 
107. Rejoinder to Criticisms on Contributions to Palaeontology. 
Ibid., pp. 127 — 132. 
108. *On the Formation of Mountain Chains. Proc. .Amer. Acad. 
.\rts and Sci. [1861], vol. V, pp. 240 — 241. Boston, 1862. 8vo. 
Contributions to Palaeontology. (Continuation of Appendix C.) 
Descriptions of New Species of Fossils from the Upper Helderberg, 
