208 



NEW YORK STATE MUSEUM 



1207 



1208 



1209 



1 2 10 



121 1 



1 21 2 



CENTRONELLA BilllngS 



Centronella glans-fagea Hall 



HYPOTYPE Rhynchonella glans-fagea Hall. 

 loth annual report of the New York state cabinet of 

 natural history. 1857. p. 125. 



Centronella glans-fagea Hall. Paleon- 

 tology of New York. 1867. v. 4, pi. 6iA, fig. 3-5. 



Hall & Clarke. Paleontology of New York. 1894, 

 v. 8, pt 2, pi. 79, fig. 2-4. 



Schoharie grit Clarksville, Albany co. N. Y. 



C. Van Deloo, coll. 1862 



HYPOTYPE Hall. Paleontology of New York. 1867. 

 v. 4, pi. 6iA, fig. 17. 



Hall & Clarke. Paleontology of New York. 1894. 

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



Schoharie grit Clarksville N. Y. 



R. P. Whitfield and C. Van Deloo, coll. 1861 

 HYPOTYPE Hall. Paleontology of New York. 1867. 

 v. 4, pi. 6iA, fig. 18. 



Hall & Clarke. Paleontology of New York. 1894. 

 v. 8, pt 2, pi. 79, fig. 13. 



Schoharie grit Clarksville N. Y. 



C. Van Deloo, coll. 1862 



HYPOTYPE Hall & Clarke. Paleontology of New York. 

 1894. v. 8, pt 2, pi. 79, fig. 21. 



Onondaga limestone Cayuga Ont. 



Centronella hecate Billings 



HYPOTYPE Centronella h e c a t e Billings. Canadian 

 journal. 1861. 6:272. 



Centronella hecate Hall. Paleontology of 

 New York. 1867. v. 4, pi. 6iA, fig. 27-29. 



Hall & Clarke. Paleontology of New York, 1894. 

 v. 8, pt 2, pi. 79, fig. 15. 



Onondaga limestone Cayuga Ont. 



J. De Cew, coll. 1866 



Centronella impressa Hall 



HYPOTYPE Centronella impressa Hall. i4th 

 annual report of the New York state cabinet of natural 

 history. 1867. p. 102. 



