236 MARINE SHELLS 



FUSUS, Montf. 

 Species. 



F. *cinereus. Shell with a cinereous epidermis, 

 reddish- brown beneath ; volutions cancellate, the 

 transverse costa eleven, robust ; revolving lines fili- 

 form, irregularly alternately smaller, crenating the 

 edge of the exterior lip, which is acute, aud alterna- 

 ting with the raised lines of the fauces ; fauces tinged 

 with chocolate colour ; beak short, obtuse, not recti- 

 linear ; labrum not incrassated. 



Length one and one-fourth of an inch. 



Inhabits the estuaries of the United States. 



Cabinet of the Academy and Philadelphia Mu- 

 seum. 



I have frequently found this species in oozy places 

 of the bay of Great Egg Harbour, and on the Eastern 

 shore of Maryland. My brother, B. Say, ascertained 

 that it is also an inhabitant of the coast of New Jer- 

 sey. 



RANELLA, Lam. 



Species. 



R. *caudata. Shell pale reddish-brown, cancel- 

 late with eleven robust costa to the body whirl, and 

 several revolving filiform lines passing over them, 

 which are more prominent upou the varice of the 

 aperture, terminate at its inner edge, and there alter- 



