994 



NEW YORK STATE MUSEUM 



P. proto Hall 

 P. salamanca Hall 

 P. elongata Hall 

 Palaeanatina typa Hall 



Spirifer disjunctus Sowerby 



Camarotoechia contracta Hall 



Lingula sp. ? 



Oehlertella pleurites Meek 



Orthothetes crenistria^? Phillips 



Aviculopecten patulus Hall 



Leptodesma sp. ? 



Modiola praecedens Hall 



Ptychopteria sp. ? 



P. proto Hall 



P. salamanca Hall 



P. sp. ? 



P. elongata ? Hall 



Palaeanatina typa Hall 



P. solenoides Hall 



Schizodus sp. ? 

 Sphenotus cla villus Hall 

 Gomphoceras sp. ? 

 Orthoceras sp. ? 



Zone 7 



Schizodus rhombeus ? Hall 



Sphenotus clavulus Hall 



S. cf. arcuatus Hall 



Grammysia sp. ? 



Orthoceras sp. ? 



Bellerophon sp ? 



Straparollus sp. ? 



Tropidocyclus ? 



Strophostylus ? 



Bothriolepis minor ? 



B. sp. ? 



Ctenodus flabelliformis Newberry 



Holoptychius americanus 



Gyracanthus sherwoodi Newberry 



Zone 6, Salamanca conglomerate lentil 



Spirifer disjunctus Sowerby 

 Camarotoechia contracta Hall 

 C. sappho Hall 

 Crenipecten winchelli Meek 

 Leptodesma orodes Hall 

 L. curvatum Hall 

 L. macluri Hall 

 L. sp. ? 



Modiola praecedens Hall 

 Pararca transversa Hall 

 P. elliptica Hall 

 P. transversa Hall 



Ptychopteria perlata ? Hall 

 Pterinopecten suborbicularis ? Hall 

 Sphenotus clavulus Hall 



Allerisma ? n. sp. 



Ptychopteria proto Hall 



P. salamanca Hall 



P. sp. ? 



P. elongata ? Hall 



Palaeanatina typa Hall 



Schizodus chemungensis var. quadran- 



gularis H all 

 S. sp. 



Sphenotus aeolus Hall 

 Orthoceras sp. ? 

 , Straparollus sp. ? 



Zone 5 



S. contractus Hall 

 Orthoceras sp. ? 

 Agelacrinites buttsi Clarke 



SUBCARJBOISIC 



Oswayo formation 

 Zone Ji, limestone lentil 



disjunctus Sowerby 



Camarotoechia allegania Williams 



