TYPE SPECIMENS OF PALEOZOIC FOSSILS 425 



2628 -*4p. TYPE Hall. Paleontology of New York. 1884. v. 5, pti, 



pi. 92, fig. 10. 



Hamilton beds Pratt's falls, N.Y. 



J. W. Hall and G. B. Simpson, coll. 1872 



LIOPTERIA Hall 



Liopteria bigsbyi Hall 



2629 2.23-2- TYPE Leiopteria bigsbyi Hall. Paleontology of 



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

 pi. 20, fig. ii. 



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

 pi. 20, fig. ii. 



Hamilton beds Schoharie county, N. Y. 



2630 S^JJL TYPE Hall. Paleontology of New York. 1883. v. 5, pt i, 



plates and explanations, pi. 20, fig. 13. 



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

 pi. 20, fig. 13. 



Hamilton beds Fultonham, Schoharie co. N. Y. 



On slab with types of Pal. N. Y. v. 5, pt 1, pi. 20, fig. 14, 15 ; 

 and Protomya oblo nga, pi. 63, fig. 21. 



2631 H TYPE Hall. Paleontology of New York. 1883. v. 5, 



pt. i, plates and explanations, pi. 20, fig. 14. 



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

 pi. 20, fig. 14. 



Hamilton beds Fultonham N. Y. 



On slab with types of Pal. N. Y. v. 5, pt 1, pi. 20, fig. 13, 15 ; 

 and Protomya o b lo n ga, pi. 63, fig. 21. 



2632 S^JJL TYPE Hall. Paleontology of New York. 1883. v. 5, 



pt i, plates and explanations, pi. 20, fig. 15. 



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

 pi. 20, fig. 15. 



Hamilton beds Fultonham N. Y. 



Ou slab with types of Pal. N. Y. v. 5, pt 1, pi. 20, fig. 13, 14; 

 and Protomya o b 1 o n ga, pi. 63, fig. 21. 



Liopteria chemungensis Vanuxem (sp.) 



2633 ^-^- TYPE Avicula chemungensis Vanuxem. Geol- 



ogy of New York; report on the 3d district. 1842. 

 p. 182, fig. 3. 



Leiopteria nitida Hall. Paleontology of New 

 York. 1883. v. 5, pt i, plates and explanations, pi. 22, 

 fig. 17, 1 8. 



