286 NEW YORK STATE MUSEUM 



1753 .S^LO. HYPOTYPE Hall & Clarke. Paleontology of New York. 

 1892. v.8, pti, pi. 7A,fig.27. 

 Beekmantown limestone (Fort Cassin beds) 



Fort Cassin Vt. 



J 754 -^- HYPOTYPE Hall & Clarke. Paleontology of New York. 

 1892. v. 8, pt i, p. 239. fig. ii. 

 Beekmantown limestone (Fort Cassin beds) 



Fort Cassin Vt. 

 PORAMBONITES Pander 



Porambonites gigas Schmidt 



1755 -S-^3-2- HYPOTYPE Porambonites gigas Hall & Clarke. 

 Paleontology of New York. 1894. v. 8, pt 2, pi. 63, 

 fig. 44- 



Lower Siluric (Lykholmer-Schichten) Esthland, Russia 



PRODUCTELLA Hall 



Productella arctirostrata Hall 



J 7S6 - 8 V TYPE Productus arctirostratus Hall. loth annual 

 report of the New York state cabinet of natural history. 



1857- P- i77- 



Productella arctirostrata Hall. Paleontology 

 of New York. 1867. v. 4, pi. 26, fig. 18. 



Chemung beds Leon, Cattaraugus co. N. Y. 



C. Van Deloo, coll. 1863 



Productella bialveata Hall 



*757 ~i 8i TYPE Productella bialveata Hall. Paleontology 

 of New York. 1867. v. 4, pi. 26, fig. 24. 



Chemung beds Meadville Pa. 



C. Van Deloo, coll. 1863 



I75 8 ^p- TYPE Hall. Paleontology of New York. 1867. v. 4, 

 pi. 26, fig. 25. 



Chemung beds Meadville Pa. 



C. Van Deloo, coll. 1863 



r 7S9 80 3 81 TYPE Hall. Paleontology of New York. 1867. v. 4, 

 pi. 26, fig. 26. 



Chemung beds Meadville Pa. 



C. Van Deloo, coll. 1863 



1760 80 4 81 TYPE Hall. Paleontology of New York. 1867. v. 4, 

 pi. 26, fig. 27. 



Chemung beds Meadville Pa. 



'. ;: C. Van Deloo, coll. 1863 



