TYPE SPECIMENS OF PALEOZOIC FOSSILS 421 



Hall. Paleontology of New York. 1884. v. 5, pt i, 

 pi. 25, fig. 12; pL 91, fig. 3. 



Upper Chemung beds Smethport Pa. 



C. Van Deloo, coll. 1870 

 Leptodesma shumardi Hall 



2602 $- TYPE Leptodesma shumardi Hall. Paleontology 



of New York. 1884. v. 5, pt i, p. 180, pi. 89, fig. 5. 

 Chemung beds Between Corning and Elmira N. Y. 



A. Sherwood, coll. 1871 



2603 Ap TYPE Hall. Paleontology of New York. 1884. v. 5, 



pt i, pi. 89, fig. 6. 



Chemung beds Between Corning and Elmira N. Y. 



A. Sherwood, coll. 1871 

 Leptodesma sociale Hall 



2604 -^-S^ TYPE Leptodesma sociale Hall. Paleontology of 



New York. 1883. v. 5, pt i, plates and explanations, 

 pi. 21, fig. 24. 



Hall. Paleontology of New York. 1884. v. 5, pt i, 

 pi. 21, fig. 24. 



Chemung beds Conewango, Cattaraugus co. N. Y. 



C. Van Deloo, coll. 1863 



On slab witb types of pi. 21, fig. 25-27. 



2605 & TYPE Hall. Paleontology of New York. 1883. v. 5, 



pt i, plates and explanations, pi. 21, fig. 25. 



Hall. Paleontology of New York. 1884. v. 5, pt i, 

 pi. 21, fig. 25. 



Chemung beds Conewango N. Y. 



C. Van Deloo, coll. 1863 



On slab with types of pi. 21, fig. 24, 26, 27. 



2606 &2JLS. TYPE Hall. Paleontology of New York. 1883. v. 5 



pt i ? plates and explanations, pi. 21, fig. 26. 



Hall. Paleontology of New York. 1884. v. 5, pt i, 

 pi. 21, fig. 26. 



Chemung beds Conewango N. Y. 



C. Van Deloo, coll. 1863 



On slab with types of pi. 21, fig. 24, 25, 27. 



2607 IL3U6.A TYPE Hall. Paleontology of New York. 1883. v. 5, 



pt i, plates and explanations, pi. 21, fig. 27. 



Hall. Paleontology of New York. 1884. v. 5, pt i, 

 pi. 21, fig. 27. 



Chemung beds Conewango N. Y. 



C. Van Deloo, coll. 1863 



On slab with types of pi. 21, fig. 24-26. 



