654 NEW YORK STATE MUSEUM 



4102 12 | 60 type Hall. Paleontology of New York. 1879. v - 5> 



pt 2, pi. in, fig. 10. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



Trochoceras biton Hall 



4103 type Trochoceras biton Hall. Paleontology of 



New York. 1879. v. 5, pt 2, p. 395, pi. in, fig. 7. 



Schoharie grit Clarksville, Albany co. N. Y. 



R. P. Whitfield and C. Van Deloo, coll. 1862 



Trochoceras clio see Trochoceras (Sphyrado- 

 ceras) clio " 



Trochoceras clio see Trochoceras (Sphyrado- 

 ceras) discoideum 



Trochoceras (Sphyradoceras) clio Hall 



4104 hypotype Trochoceras clio Hall. 14th annual 



report of the New York state cabinet of natural history. 

 1861. p. 108. 



Hall. Illustrations of Devonian fossils. 1876. Cephal- 

 opoda, pi. 59, fig. 4. 



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

 pi. 59, fig. 1. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



4-i°5 1 -f~ hypotype Hall. Illustrations of Devonian fossils. 1876. 

 Cephalopoda, pi. 59, fig. 1, 2. 



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

 pi. 59, fig. 2, 3. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



4106 1 2 1 6 2 hypotype Hall. Paleontology of New York. 1879. 



v. 5, pt 2, pi. 59, fig. 4. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



4107 hypotype Hall. Illustrations of Devonian fossils. 1876. 



Cephalopoda, pi. 59, fig. 7. 



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

 pi. 59, fig. 9. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



