TYPE SPECIMENS OF PALEOZOIC FOSSILS 535 



Hall. Illustrations of Devonian fossils. 1876. Gaster- 

 opoda, pi. 10, fig. 12, 13. 



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

 pi. 9, fig. 12, 13. 



Onondaga limestone Schoharie N. Y. 



Diaphorostoma turbinatum var. Hall (sp.) 



3 2 93 -^-p- 2 - TYPE Platyostoma turbinata var. Hall. Illus- 



trations of Devonian fossils. 1876. Gasteropoda, pi. 10, 

 fig. 28-30. 



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

 p. 27, pi. 9, fig. 28-30. 



Hamilton shales York, Livingston co. N. Y. 



C. A. White and C. Van Deloo, coll. 1860 



Diaphorostoma ventricosum Conrad (sp.) 



3294 J^-P" 2 - HYPOTYPE Platyceras ventricosum Conrad . 



Annual report on the Paleontology of New York. 1840. 

 p. 206. 



Platyostoma ventricosa Hall. Paleontology 

 of New York. 1859. v. 3, pi. 115, fig. 8. 



Oriskanian Schoharie N. Y. 



3295 J^-IA HYPOTYPE Diaphorostoma ventricosum Clarke. 



New York state museum memoir 3. 1900. pi. 3, fig. 25. 

 Oriskanian Becraft mountain, Hudson N. Y. 



3296 L ^r^- HYPOTYPE Clarke. New York state museum memoir 3. 



1900. pi. 3, fig. 26, 28. 



Oriskanian Becraft mountain, Hudson N. Y. 



^297 J^^- 1 -^ HYPOTYPE Clarke. New York state museum memoir 3. 

 1900. pi. 3, fig. 27. 



Oriskanian Becraft mountain, Hudson N. Y. 



Ecc uliom phal us comes see Phanerotinus laxus 



ECCYLIOPTERUS Remele" 



Eccyliopterus spiralis Ruedemann 



3298 i^ TYPE Eccyliopterus spiralis Ruedemann. New 

 York state museum bulletin 49. 1901. p. 34, pi. 2, 

 fig. 9, 10. 



Trenton conglomerate 



Rysedorph hill, Rensselaer co. N. Y. 

 R. Ruedemann, coll. 1900 



