286 NEW YORK STATE MUSEXJil 



Preliminary Notice of Some of the Species of Crinoidea Known iu the Upper 

 Helderberg and Hamilton Groups of New York, p. 115-53. 



Observations upon a New Genus of Bracbiopoda, p. 154-55, 



Observations on the Genera Athyris (=Spirigera), Merista, Camarium and Meri- 

 stella, p.176-91. 



Note on the Genus Cypricardites, p. 192-93. 



Notes and corrections, p. 195-97. 

 Mus. rep. 16 (for 1862) 1863. p.17-226. illus. 12pl. 



Descriptions of New Species of Brachiopoda from the Upper Helderberg, Hamil- 

 ton and Chemung Groups, p. 19-37. 



a Observations upon Some of the Brachiopoda, with Reference to the Characters of 

 the Genera Cryptonella, Centronella, Meristella, Trematospira, Rhynchospira, 

 Retzia, Leptocoelia and Allied Forms, p. 38-61. 



Observations upon the Genus Streptorhynchus, with Remarks upon Some Species 

 Heretofore Referred to the Genera Strophomena and Orthis, p. 61-66. 



Note on the Geological Range of the Genus Receptaculites in American Palaeo- 

 zoic Strata, p.67-69. 



Note on the Occurrence of Astylospongia in the Lower Helderberg Rocks, p. 69-70. 



On the Occurrence of Crustacean Remains of the Genera Ceratiocaris and Dithy- 

 rocaris, with a Notice of Some New Species from the Hamilton Group an* 

 Genesee Slate, p. 71-75. 



Observations upon Some Spiral-growing Fucoidal Remains of the Palaeozoic 

 Rocks of New York, p.76-83. 



Observations upon the Genera Uphantaenia and Dictyophyton, with Notices of 

 Some Species from the Chemung Group of New York and the Waverly Sand- 

 stone of Ohio, p. 84-91. 



Flora of the Devouian Period, p. 92-117. 



6 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, p. 119-209. 



Supplementary Note on the Potsdam Sandstone, p. 210-20. 



Supplementary Note on Some Fossils of the Lower Beds of the Potsdam Sand- 

 stone of the Upper Mississippi Valley, p. 221-22. 



Notes and corrections, p. 223-26. 



Mus. rep. 17 (for 1863) 1864. p.50-60. 

 p. 60-60 also published separately in 1863. 



Preliminary Notice of Some Species of Crinoidea from the Waverly Sandstone 

 Series of Summit County, Ohio, i?upposed to be of the Age of the Chemung: 

 Group of New York, p.50-60. 

 Mus. rep. 20 (for 1866) 1867. p.241-303. illus. 



Observations on the Genera Streptorhynchus and Strophodonta, p. 241.' 



Genus Chonetes (Fischer, 1837), p. 242-44. 



Remarks on the Genera Productus, Strophalosia, Aulosteges and Productella, 



p.245-50. 

 On the Genera Spirifera, Cyrtina and Allied Genera, p. 251-57. 

 On the Genera Athyris, Merista and Meristella, p. 258-66. 

 Note upon the Genus Zygospira and its Relations to Atrypa, p. 267-68. 

 Remarks upon the Genera Rhynchonella and Leiorhynchus, p. 269-73. 

 Note on the Genus Blchwaldia, p.274-78. 

 On the Genus Tropidoleptus, p. 279-81. 



Note on the Genus Palaeaster, with Descriptions of Some New Species and 

 Observations upon Those Previously Described, p. 282-303. 

 c Descriptions of some New Species of Crinoideae and other Fossils from the Lower 

 Silurian Strata, principally of the Age of the Hudson River Group, p. 304. 



d Descriptions of Bryozoa and Corals from the Lower Helderberg Group of New 

 York, p.304. 



e Descriptions of Bryozoa, etc. from the Upper Helderberg and Hamilton Groups of 

 New York, p. 304. 



1 New Species of Fossils from a L-ocality of the Niagara Group in 



IncUana, -nitli a List of Identified Species from the Same Place. Alb- 



Inst. Trans. 1858-64. 4:195-228. 



Read before the Albany Institute, Ap. 29, 1862. 



A revised edition in Alb. Inst. Trans. 10:57-76, and Mus. rep. 28, p.99-203, 



On Reorganization of State Cabinet. Mus. rep. 19 (for 1865) 1866. 



p.27-32. 



Notice of V.4 of the Palaeontology of New Yorlr. Mus. rep. 20 (foi- 



1866) 1867. p.l45-e8. illus. 



Also published separately. 



Introduction to the Study of the Graptolitidae. Mus. rep. 20 (for 



1866) 1867. p.169-240. illus. 4pl. 



oAlso published in Alb. Inst. Trans. 4:125-48. 

 6 Also published in Alb. Inst. Trans. 1864. 6:93-195. 

 cTitle given here, but paper was published in Mus. rep. 24, p. 205-24. 

 <? Title given here, but paper was published in Mus. rep. 26, p. 93-116. 

 e Title given here, but paper was afterward published separately, also in "Alb. Inst- 

 Trans. 1883. 10:145-97. 



