59° NEW YORK STATE MUSEUM 



3652 type Hall. Paleontology of New York. 1888. v. 5, pt 2, 



supplement (=v. 7), pi. 122, fig. 1. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



3 6 53 X H~ TYPE Hall. Paleontology of New York. 1888. v. 5, pt 2, 



supplement (=v. 7), pi. 122, fig. 2. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



3654 12 ^ 81 type Hall. Paleontology of New York. 1888. v. 5, pt 2, 



supplement (=v. 7), pi. 122, fig. 3. 



Onondaga limestone Clarence Hollow, Erie co. N. Y. 



Gomphoceras ajax Hall 



3655 12 i 82 type Hall. Paleontology of New York. 1879. v. 5, pt 2, 



p. 350, pi. 94, fig. 8. 



Portage beds Penn Yan, Yates co. N. Y. 



Geological survey collection 



Gomphoceras beta Hall 



3656 type Gomphoceras beta Hall. Descriptions of 



new species of fossils from the Upper Helderberg, Hamil- 

 ton and Chemung groups. 1861. p. 44. 



Hall. 15th annual report of the New York state cabinet 

 of natural history. 1862. pi. 7, fig. 1. 



Hall. Illustrations of Devonian fossils. 1876. Cephal- 

 opoda, pi. 47, fig. 5. 



Hall. Paleontology of New York. 1879. v. 5, pt 2, 

 pi. 46, fig. 4. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



3657 12 * 83 hypotype Hall. Illustrations of Devonian fossils. 1876. 



Cephalopoda, pi. 47, fig. 6. 



Hall. Paleontology of New York. 1879. v. 5, pt 2, 

 pi. 46, fig. 5. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 

 Gomphoceras clavatum see Gomphoceras 

 (Poterioceras) clavatum 



Gomphoceras (Poterioceras) clavatum Hall 



3658 J-£-p-4 type Cyrtoceras clavatum Hall. Illustrations 



of Devonian fossils. 1876. Cephalopoda, explanation 

 of pi. 47. 



