; 9 6 



NORTH AMERICAN INDEX FOSSILS. 



Caloosahatchie beds of Florida; Pleistocenic of South Carolina 



and Florida ; Recent off North Carolina and West Indies. 



607. 0. (Olivella) alabamensis Conrad. (Fig. 1168.) Eocenic. 



Fig. 1 167. Oliva litter ata. (Md. 

 Survey. ) 



Fig. 1 168. Olivella alabamen- 

 sis. (After Conrad.) 



Spire acute, elevated, whorls scarcely round and suture faintly 

 impressed, a notched spiral above the suture; aperture rather 

 broad; a notched band near base of body whorl. 



Claibornian of Alabama, abundant and variable, especially in 

 length of spire. 

 608. 0. (Olivella [Dactylidia] ) mutica Say. Miocenic-Recent. 



Small, tapering towards both ends ; spire proportionally high ; 

 aperture about half the length of the shell, narrow; columella 

 smooth. 



Miocenic of San Domingo, to North Carolina; Pliocenic of 



Fig. 1 169. O Uvula Fig. 1170. Ancillopsis Fig. 1171. Cancellaria con- 

 staminea, X %. (After subglobosa, X %• (After radiana, nat. size. ( After 



Conrad. ) 



Conrad. ) 



Dall. ) 



Florida; Pleistocenic of Florida to South Carolina; Recent, West 

 Indies to Carolina coast. 



