94 Forty-second Annual Report on the 



213. *0n the present condition of the work upon the Palaeontology 



of New York. Ibid., p. 488. 



214. Corals and Bryozoans of the Lower Helderberg Group. 32d Kept. 



N. Y. St. Museum of Nat. Hist., pp. 141-176. Albany, 1879. 

 Also published separately and distributed, 38 pp., 1880. 

 Albany, 1880. 



215. Notes upon the relations of the Oneonta and Montrose Sand- 



stones of Vanuxem, and their Relation to the Sandstones of the 

 Catskill Mountains. [Read before the National Academy of 

 Science, New York meeting, November, 1882.] Science, vol. 

 I, p. 280. New York, 1880. 4to. 



216. Descriptions of New Species of Fossils from the Niagara Forma- 



tion at Waldron, Indiana. Trans. Alb. Inst., vol. X, pp. 57- 

 76. (Read 1879, and published separately in 1881.) Albany, 

 1882. 8vo. 



217. Bryozoans of the Upper Helderberg Group. Trans. Alb. Inst. 



vol. X. (Read March, 1881, and published separately in 1881 

 36 pp., 8vo.) Albany, 1882. 8vo. 



218. Bryozoans of the Upper Helderberg and Hamilton Groups. Trans. 



Alb. Inst., vol. X, pp. 145-197. Albany, 1882. (Same as 217, 

 with the addition of the Hamilton Bryozoa, published as a 

 separate pamphlet 1882.) 



219. Fossil Corals of the Niagara and Upper Helderberg Groups. 



Published in advance of the Annual Report of the State 

 Museum of Natural History. 8vo., pamphlet, pp. 59. August, 

 1882. 



220. Descriptions of the Species of Fossils found in the Niagara Group 



at Waldron, Indiana. Indiana Department of Geology and 

 Natural History. 11th Annual Report for 1881. 8vo., pp. 

 217-345. Indianapolis, 1882. (Also bound separately.) 



221. Contributions to the Geological History of the American Conti- 



nent. Address of the retiring President delivered before the 

 first Montreal meeting of the American Association for the 

 Advancement of Science, August, 1857. (See No. 59.) With 

 Notes by James Hall and T. S. Hunt. Salem, 1882. 8vo. 



222. *Note upon the Genus Plumalina [Plumalites in error]. Proc. 



Am. Assoc. Ad. Sci., 31st meeting (Montreal), 1882, p. 419. 

 Salem, 1883. 



223. On the relation of Dictyophyton, Phragmodictyum and similar 



forms with Uphantaenia. Ibid., p. 419. 



