150 Talbot — Fauna of the Stafford Limestone of New Yorlc. 



Batavia. Leroy. 

 Gastropoda. 



Belleroplion^Q,i. hrevilineatus Qox\\2,^ X 



B. ciirvilineatus Conrad * _ X 



B. Leda Hall . . _ x 



Eaortiphalus planodiscus Hall . X 



Platyceras carinatum Hall _ x X 



P. erectum Hall __ X X 



Platyostoma lineatum Conrad _ . x 



Pleurotomaria Ella Hall X X 



Cephalopoda. 



Gomphoceras lunatum Hall X 



Goniatites discoideus Hall X X 



Nautilus acroeus Hall ._ ,. x 



Orthoceras Thestor Hall X X 



Orthoceras, sp. undet _ X 



Crustacea. 



Cyphaspis ornata^ var. haccata Hall X 



Total.. 15 29 



Paleontological Laboratory, Yale University Museum, 

 April, 1903. 



* Belleropho7i curvilineatus Conrad has not been reported above the Upper 

 Helderberg limestone, and at that horizon has been found only in the eastern 

 part of the State, at Schoharie and in the Helderbergs. 



