18 



FUSUS SULCOSUS, Tab. 3, fig. 3. 



Pyriform, ventricose, cancellated, with revolving crenulated 

 ribs ; whorls flattened above ; beak produced, straight ; right lip 

 striated within. 



Syn. PYBULA SULCOSA, nob. Journ. A. N. 8. v. 6, t. 9, fig. 8. 



Locality. James River, near Smithfield, Va. Upper Ter. 



FUSUS STRUMOSUS. Tab. 3, fig. 4. 



Fusiform ; cancellated ; body whorl subquadrangular, with re- 

 volving tuberculated ribs, alternated in size ; whorls of the spire 

 striated, and tuberculated at the angle ; beak straight. 



Locality. James River, near Smithfield, Va. Upper Ter. 



FUSUS TROSSULUS. Tab. 3, fig. T>. 



Fusiform ; cancellated, with longitudinal ribs and revolving 

 stria', alternated in size ; whorls rounded and regular ; beak 

 short, slightly recurved ; right lip thick, striated within. 



Locality, James River, near Smithfield, Va, Upper Tor, 



FUSUS TETRICUS. Tab. 3, fig. 0. 



Fusiform ; with longitudinal acute ribs, terminating above in 

 short spines ; whorls angular and flattened above ; beak long 

 and recurved. 



Locality. James River, near-Smithfield, Va. Upper Ter. 



FUSUS RUSTIC US. Tab. 4, fig. 1. 



Fusiform ; with spiral unequal impressed lines ; whorls con- 

 cave above, with short longitudinal undulations at the angle ; 

 margin of the right lip plicated ; beak short, recurved. 



Fusus KUHTICUS, nob. Joum. A. N. 8. v. 0, t. i), fig. 2. 



Locality. St. Mary's River, Md. Upper Tertiary, 



FUSUS PARILIS. Tab. 4, fig. 2. 



Fusiform, elongated, with longitudinal ribs or undulations, 

 and ratjher distant revolving subacute ribs, between which are 



r.32] 



