•532 NEW YORK STATE MUSEUM 



Cyrtospira attenuata Ruedemann 

 3272 i oo 8 i TY pe Cyrtospira attenuata Ruedemann. New 

 York state museum bulletin 49. 1901. p. 35, pi. 2, fig. 8. 

 Trenton conglomerate 



Rysedorph hill, Rensselaer co. N. Y. 

 R. Ruedemann, coll 1900 



diaphorostoma Fischer 



Diaphorostoma sp. 

 .3 2 73 -°1 00 hypotype Platyostoma sp. Hall. Paleontology of 

 New York. 1852. 2:333, pi. 76, fig. 1. 



Coralline (Cobleskill) limestone Schoharie N. Y. 



J. Gebhard purchase 



Diaphorostoma aplatum Hall (sp.) 



3274 --* -- type Platyostoma aplata Hall. Illustrations of 



Devonian fossils. 1876. Gasteropoda, pi. 11, fig. 9. 



Hall. Paleontology of New York. 1879. v. 5, pt 2, 

 p. 26, pi. ii, fig. 9. 



Schoharie grit Schoharie N. Y. 



Diaphorostoma desmatum Clarke 



3275 10 } - 3 - type Diaphorostoma desmata Clarke. New 



York state museum memoir 3. 1900. p. 29, pi. 3, 



Oriskanian Becraft mountain, Hudson N. Y. 



3276 10 | 02 type Clarke. New York state museum memoir 3. 



1900. pi. 3, fig. 16. 



Oriskanian Becraft mountain, Hudson N. Y. 



3277 ^°-J-°"2- type Clarke. New York state museum memoir 3. 



1900. pi. 3, fig. 17. 



Oriskanian Becraft mountain, Hudson N. Y. 



3278 i-^ - 5 type: plastotype Clarke. New York state museum 



memoir 3. 1900. pi. 3, fig. 18. 



Oriskanian Becraft mountain, Hudson N. Y. 



3279 * * 02 type: plastotype Clarke. New York state museum 



memoir 3. 1900. pi. 3, fig. 19. 



Oriskanian Becraft mountain, Hudson N. Y. 



Diaphorostoma euomphaloides Hall (sp.) 



3280 10 [ 03 type Platyostoma euomphaloides Hall. 



Illustrations of Devonian fossils. 1876. Gasteropoda, pi. 9, 

 fig. 27-29. 



