638 



NEW YORK STATE MUSEUM 



3993 -^4^ type Hall. Paleontology of New York. 1879. v - 5> 



pt 2, pi 79, fig. 5,6. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



3994 * 2 |" type Hall. Paleontology of New York. 1879. v - 5> 



pt 2, pi. 79; fig. 7, 8. 



Schoharie grit Schoharie N. Y. 



J. Gebhard purchase 



Orthoceras profundum see Orthoceras (Spy- 

 roceras) profundum 



Orthoceras (Spyroceras) profundum Hall 



3995 hypotype Orthoceras profundum Hall. 



Descriptions of new species of fossils from the Upper 

 Helderberg, Hamilton and Chemung groups. 1861. p. 48. 



Hall. Illustrations of Devonian fossils. 1876. Cephal- 

 opoda, pi. 37, fig. 5. 



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

 pi. 37, fig. 8. 



Onondaga limestone Black Rock, Erie co. N. Y. 



Orthoceras robustum see Orthoceras (Geison- 

 oceras?) eriense 



Orthoceras rude Hall 



3996 i^pi type Orthoceras rudis Hall. Paleontology of 



New York. 1859. 3 : 346, pi. 72, fig. 4 a, 4b. 



Helderbergian Schoharie N. Y. 



J. Gebhard purchase 



Orthoceras rudens see Orthoceras (Cycloceras) 

 rudens 



Orthoceras (Cycloceras) rudens Hall 



3997 L2 -\ Q -- type Orthoceras rudens Hall. 5th annual 



report of the New York state geologist. 1886. pi. (118)2, 

 fig. 1. 



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

 supplement (as v. 7), p. 28, pi. 118, fig. 1. 



Hamilton beds? Livingston county, N. Y. 



Pickett collection 



