508 NEW YORK STATE MUSEUM 



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

 pi. 23, fig. 20. 



Chemung (?) beds Rock City, near Salamanca N. Y. 



R. P. Whitfield, coll. 1869 



Ptychopteria sao Hall 



3124 ^^^ TYPE Ptychopteria sao Hall. Paleontology of 



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

 pi. 23, fig. 16. 



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

 pi. 23, fig. 16. 



Chemung (?) beds Panama N. Y. 



3125 A^p TYPE Hall. Paleontology of New York. 1883. v. 5, 



pt i, plates and explanations, pi. 23, fig. 23. 



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

 pi. 23, fig. 23. 



Chemung (?) beds Panama N. Y. 



3126 -Mp TYPE Hall. Paleontology of New York. 1884. v. 5, pt i, 



pi. 85, fig. 14. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1871 



3127 - 2 -^ 1 TYPE Hall. Paleontology of New York. 1884. v. 5, pt i, 



pi. 85, fig. 15. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1871 



3128 A^LI TYPE Hall. Paleontology of New York. 1884. v 5, pti, 



pi. 85, fig. 16. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1871 



3129 **i TYPE Hall. Paleontology of New York. 1884. v. 5, 



pt i, pi. 85, fig. 17. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1871 



3130 &&P- TYPE Hall. Paleontology of New York. 1884. v. 5, 



pt i, pi. 85, fig. 1 8. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1871 

 Ptychopteria sinuosa Hall 



3131 && TYPE Ptychopteria sinuosa Hall. Paleontology 



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

 pi. 23, fig. 13. 



