218 Annals of the Carnegie Museum. 



not a Chazy fossil. No specimens of it have been found in the typical 

 region. 



Emmons refers it to the Trenton Limestone (Joe. cit.). 



Pleurotomaria antiquata Hall. 

 Pleurotomaria antiquata Hall, 1847, Paleontology of New York, Vol. 



I, P- 3 X > PI- 7, fi g- i- 



No more specimens like the original have been found. The type 

 is in the New York State Museum at Albany. 



List of Species of Gastropoda Described from the Chazy 



Formation up to the Time of the Publication of the 



Present Paper. Synonyms and Doubtful Species 



in Italics. 



Archinacella deformata (Hall). 



Archinacella propria Raymond. 



Bellerophon saleatinus Emmons (Bucania sulcatina). 



Bueania eatilloides Raymond (Oxydiscus catilloides). 



Bueania champlainensis Whitfield (Bucania sulcatina). 



Bueania rotundata Hall (Bucania sulcatina). 



Bucania sulcatina (Emmons). 



Capulus auriformis Hall (Platyostoma auriform <?). 



Clisospira bassleri Raymond. 



Conularia triangulata Raymond. 



Cyclonema ? normaliana Raymond (Gyronema historicum). 



Cyrtospira raymondi (Hudson). 



Eccyliomphalus fredericus Raymond. 



Eccyliomphalus kalmi Raymond. 



Eccliomphalus proclivis Raymond. 



Eccyliopterus kalmi Raymond (Eccyliomphalus kalmi). 



Eccyliopterus proclivis Raymond (Eccyliomphalus proclivis). 



Eccyliopterus vagrans Raymond. 



Eotomaria obsoleta Raymond. 



Euconia amphitrite (Billings). Probably not Chazy. 



Eunema altisulcatum Hudson. 



Eunema epitome Hudson. 



Eunema historicum Hudson (Gyronema historicum). 



Eunema leptonotu?n Raymond (Gyronema leptonotum). 



