TYPE SPECIMENS OF PALEOZOIC FOSSILS 509 



Hall. Paleontology of New York. 1884. v. 5, pt 1, 

 Pi- 2 3> fig- 13- 



Chemung beds Smethport Pa. 



C. Van Deloo, coll. 1870 



Ptychopteria spio Hall 

 3132 **£*■ type Ptychopteria spio Hall. Paleontology of 

 New York. 1884. v. 5, pt 1, p. 137, pi. 85, fig. 19. 

 Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1 87 1 

 Ptychopteria thetis Hall 

 3 , 33 ojLio TYpE ptychopteria thetis Hall. Paleontology ol 

 New York. 1884. v. 5, pt 1, p. 135, pi. 85, fig. 1. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 187 1 

 3I34 iiiLiji TY p E Ha i 1# Paleontology of New York. 1884. v. 5, 

 pt 1, pi. 85, fig. 2. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 187 1 

 3*35 jL3 r sl TYPE Hall. Paleontology of New York. 1884. v. 5, 

 pt 1, pi. 85, fig. 3. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 187 1 



3136 -^4 TYPE? Hall Paleontology of New York. 1884. v. 5, 



pt 1, pi. 85, fig. 4, 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 187 1 

 Ptychopteria trigonalis Hall 



3137 iLSjj. TYpE Ptychopteria trigonalis Hall. Paleon- 



tology of New York. 1884. v. 5, pt 1, p. 140, pi. 85, fig. 

 34. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1870 



3138 fcfiJJ- type Hall. Paleontology of New York. 1884. v. 5, 



pt 1, pi. 85, fi K . 35. 



Chemung (?) beds Panama N. Y. 



J. Hall, coll. 1870 



SANGUINOLITES McCoy 



San gu inol ites a col us see Sphenotua arcaeformis 

 s a n guinolit es a r c a e fo r m i s see Sphenotua arcae- 

 formis 



