70 AMERICAN MARINE CONCHOLOGY. 



The animal is white, hyaline; tentacles almost joining each 

 other at their bases, where, on the external sides, are the eyes, 

 which may be seen through the shell, when, as is usually the case, 

 the head does not project beyond it. Foot short, broad, slightly 

 produced at the anterior angles; the lobe above projecting a little 

 beyond it. 



Dredged in eight fathoms, on a muddy bottom. 



New England, North Carolina. 



2. E. CONOIDEA, Kurtz and Stimpson. 



Proc. Bost. Soc. Nat. Hist., iv. 115. 1851. 



Shell conic-lanceolate, white, very shining; with thirteen flat 

 whorls, the last subangulate ; aperture rhomboidal. 

 Length 9, diam. 2.5 mill. 

 Dredged on muddy bottoms, shallow water. 



North and South Carolina. 



The above is a copy of the original description. The species 

 has not been figured, and I have never seen a specimen. 



Genus STYLIFEK, Broderip. 



1. S. STIMPSONII, Verrill. 



Ain. Journ. Science, 3d ser. iii. 283. 1872. 



Shell white, short, swollen, broad-oval ; spire short, rapidly en- 

 larging. Whorls four or five, the last one forming a large part of 

 the shell ; convex, rounded, with the suture impressed, surface 

 smooth, or with very faint striae of growth ; a slightly impressed 

 revolving line just below the suture. Aperture large and broad. 



Length 3.75, diam. 3 mill. 



Parasitic on Euryechinus Drobachiensis, Y, in 32 fathoms. 

 New Jersey, New England, northwards. 



Family III. CERITHIAD^E. 



Shell spiral, elongated, many-whorled, frequently varicose ; aper- 

 ture channelled in front, with a less distinct posterior canal ; lip 

 generally expanded in the adult ; operculum horny, pauci-spiral. 



Animal with a short muzzle, not retractile ; tentacles distant, 

 slender; eyes on short pedicels, connate with the tentacles; man- 

 tle margin with a rudimentary siphonal fold. 



