222 Forty-sixth Report on the State Museum, 



Orthoceras Eriense^ 



Illustrations of Devonian Fossils, 1876; Cephalopoda, pi. 40, fig. 4 

 (O. rohustuni). 

 Palaeontology of New York, vol. v, pt. 2, p. 274, pi. 40, fig. 4. 

 Hamilton group. Otisco N. Y. 



Palaeontology of ISTew York, vol. v, pt. 2, pi. 87, figs. 1,2. 

 Hamilton group. Shore of Lake Erie. 



Orthoceras linteimi^ Hall. 1879. 



Palieontology of New York, vol. v, pt. 2, p. 277, pi. 87, figs. 3, 4. 

 Hamilton group. Near Leouardsville, N. Y. 

 Collected by F. B. Meek, E. F. Whitfeld and C. Van J)eloo, 1857. 



Orthoceras sp.. Hall. 1879. 



Palaeontology of New York, vol. v, pt. 2, pi. 83, fig. 13. 

 Hamilton group. Bosanquet, Province of Ontario. 



Collected by J. De Ceio, 1^65. 



Orthoceras aulax. Hall. 1879. 



Palaeontology of New York, vol. v, pt. 2, p. 293, pi. 84, tig. 18. 

 Hamilton group. Hamburgh, N. Y. 



Collected by J. W. Hall and C. Van Deloo, 1865. 



Orthoceras CEdipiis, Hall. 1879. 



Palaeontology of New York, vol. v, pt. 2, p. 294, pi. 37, fig. 6. 

 Hamilton group. Geneeeo, N. Y. 



Collected by C. A. White and C Van Deloo, 1860. 



Palaeontology of New York, vol. 5, pt. 2, pi. 82, fig. 17. 

 Hamilton group. Jaycox's Run, Geneseo. 



Collected by C. Van Deloo, 1865. 



Orthoceras crotalum. Hall. 1861. 



Descr. New Species Fossils, p. 50. 



Illustrations of Devonian Fossils, 1876; Cephalopoda, pi. 42, fig. 12. 

 Palieontolog}'- of New York, vol. v, pt. 2, pi. 42, fig. 12. 

 Hamilton group. Geneseo, N. Y. 



Collected by C. A. White and C. Van Deloo, 1860. 



