444 PROCEEDINGS OF THE NEW YORK MEETING 



109. Contributions to paleontology : Ibid., pp. 1-53. 



110. Preliminary notice of the trilobites and other Crustacea of the Upper Helder- 



berg, Hamilton, and Chemung groups : Ibid., ])p. 54-86. (Published Sep- 

 tember, 1861.) 



111. Preliminary notice of the species of Crinoidea known in the Upper Helder- 



berg and Hamilton groups of New York : Ibid., pp. 87-125. 



112. Observations upon a new genus of Brachiopoda: Ibid., pp. 126-127. 



113. Observations on the genera Athyris ^ Spirigera, etc. (Reprinted from the 



Thirteenth Report, with explanation): Ibid., pp. 148-163. 



114. Note on the genus Cypricard'Ues : Ibid., pp. 164, 165. 



115. Notes and corrections : Ibid., pp. 167-169. 



116. On a new crustacean from the Potsdam sandstone: Can. Ned. and GeoL, vol. 



7, Montreal, 1863, pp. 443-445. 

 Contributions to palfeontology, principally from investigation made during 

 the years 1861 and 1862: Sixteenth Ann. Eej^t. N. Y. Stale Cab. Nat. Hist., 

 Appendix D, Albany, 1863. 



117. Descriptions of new species of Brachiopoda from the Upper Helderberg, Ham- 



ilton, and Chemung groups : Ibid., p. 19. 



118. Observations upon some of the Brachiopoda, with reference to the characters 



of the genera CryptoneUa, Centronella, Meristella, Trematospira, Rliynchospira, 

 Retzia, Leptoccelia, and other allied forms: Ibid., pp. 38-61." 



119. Observations upon the genus Sireptorhynchus, with remarks upon some species 



heretofore referred to the genera Strophomena and Orthis: Ibid., pp. 61-66. 



120. Note on the geological range of the genus Keceptaculites in American Palaeo- 



zoic strata: Ibid., pp. 67-69. 



121. Note on the occurrence of Astylospongia in the Lower Helderberg rocks: 



Ibid., pp. 69-70. 



122. On the occurrence of crustacean remains of the genera Ceratiocaris and Dithy- 



rocaris, with a notice of some new species from the Hamilton group and 

 Genesee slate [with a plate] : Ibid., pp. 71-75. 



123. Observations upon some spiral-growing fucoidal remains of tlie Pala?ozoic 



rocks of New York : Ibid., pp. 76-83, 1 pi. 



124. Observations upon the genera Uphantxnia and Dictyopliyton, with notices of 



some species from the Chemung group of New York and the AVaverly sand- 

 stone of Ohio : Ibid., pp. 84-91, 4 pis. 



125. The flora of the Devonian period: Ibid., pp. 92-109, 4 pis. 



126. Preliminary notice of the fauna of the Potsdam sandstone,with remarks upon 



the previously known species of fossils, and descriptions of some new ones 

 from the sandstone of the upper Mississippi valley : Ibid., pp. 119-209, 6 pis. 



127. Supplementary note on the Potsdam sandstone : Ibid., pp. 210-222. 



128. Notes and corrections : Ibid., pp. 223-226. 



129. Observations upon some of the Brachiopoda, with reference to the genera 



CryptoneUa, Centronella, Meristella, and allied forms: 7rans. Albany Institide, 

 vol. iv, Albany, 1864, pp. 125-147 [1863] ; also published in Am. Jour. Sci., 

 2d ser., New Haven, 1863, vol. 35, pp. 396-406; vol. 36, pp. 11-15. 



130. Preliminary notice of some species of Crinoidea from the Waverly sandstone 



series of Summit county, Ohio, supposed to be of the age of the Chemung 

 group of New York: Seventeenth Ann. Kept. N. Y. Slate Cab, Nat, Hist., pub- 

 lished in advance, Albany, 1863, pp. -50-60. 



