408 NEW YORK STATE MUSEUM 



2514 *W- TYPE Hall. Paleontology of New York. 1883. v. 5, 



pt i, plates and explanations, pi. 47, fig. 46, 47. 



Hall. Paleontology of New York. 1885. v. 5, pt i, 

 pi. 47, fig. 46, 47. 



Hamilton beds Pratt's falls, Onondaga co. N. Y. 



G. B. Simpson, coll. 1863 



LEPTODESMA Hall 



Leptodesma ? 



2515 &2-12- TYPE Leptodesma? Hall. Paleontology of New 



York. 1885. v. 5, pt i, pi. 80, fig. 4. 



Chemung (?) beds Salamanca, Cattaraugus co. N. Y. 



R. P. Whitfield, coll. 1869 



Leptodesma agassizi Hall 



2516 &4ji.-L TYPE Leptodesma agassizi Hall! Paleontology 



of New York. 1884. v. 5, pt i, p. 182, pi. 89, fig. 17. 



Chemung beds Along Chemung river above Elmira N.Y. 



A. Sherwood, coll. 1871 



On slab with type of L. spinigerum, Pal. N. Y. v. 5, 

 pt 1, pi. 89, fig. 1, and type of L . b i 1 1 i n g s i , pi. 89, fig. 12. 



2517 -24, TYPE Hall. Paleontology of New York. 1884. v. 5, 



pt i, pi. 89, fig. 18. 



Chemung beds Chemung river, between Elmira and 



Waverly N. Y. 

 A. Sherwood, coll. 1871 



2518 ^^j 11 TYPE Hall. Paleontology of New York. 1884. v. 5, 



pt i, pi. 89, fig. 19. 



Chemung beds Along Chemung river above 



Elmira N. Y. 

 A. Sherwood, coll. 1871 



On slab with type of L . spinigerum, Pal. N. Y. v. 5, 

 pt 1, pi. 89, fig. 1. 



Leptodesma alatum Hall 



2519 ^-^r 2 TYPE Leptodesma alatum Hall. Paleontology of 



New York. 1884. v. 5, pt i, p. 218, pi. 90, fig. 26. 

 Chemung beds Canton, Bradford co. Pa. 



A. Sherwood, coll. 1871 



2520 ^g 15 - TYPE Hall. Paleontology of New York. 1884. v. 5, 



pt i, pi. 90, fig. 27. 



Chemung beds Canton Pa. 



A. Sherwood, coll. 1871 



