38 AMERICAN MARINE CONCHOLOGY. 



2. C. ROSACEA, Gould. Fig. 60. 



Am. Journ. Sci., xxxviii. 197. 1840. 



C. Eolbolln, Beck. Moll. 1843. 



Shell small, elongated, closely covered by ver}^ minute revolving 

 lines ; spire acute, about as long as the body-whorl, the suture 

 distinct, but faintly impressed ; aperture narrow ; outer lip sharp, 

 smooth within; columella arcuated, smooth, a little flattened. 

 White tinged with rose-color, whitish within the aperture. 



Length 7.5, diara. 3.75 mill. 



Massachusetts nortJitcard to Newfoundland. {Europe.) 



3. C. LUNATA, Say. Fig. 61. 



Jonrn. Philad. Acad., v. 213. 1826. 

 C. Gouldiana, Agassiz, Stimpson, Shells of N. England, 48. 1851. 



Shell very small, conic-oval. Whorls six, nearly- smooth, slightly 

 convex: a single revolving line below the suture, and a few around 

 the base; suture not deeply impressed. Aperture narrow, slightly 

 angulated aboA'e, and with a short channel beneath. Columella 

 with a callus; lip simple, dentate on its inner margin ; those above 

 most prominent. Color reddish-brown or yellowish, with one or 

 more series of sublimate white spots on the body-whorl; occa- 

 sionally uniform reddish-brown, or with longitudinal dark lines. 



Length 5, diam. 2.5 mill. 



Animal pale whitish; the foot linear, nearly as long as the shell, 

 acute behind, truncate before; proboscis more than half the length 

 of the shell, obtuse at tip with a brown annulation and another at 

 the base; tentacula short, cylindrical, annulate with blackish on 

 the middle; eyes black, at the base of the tentacula. 



Cape Cod, Mass., to Ocorgia. 



4. C. Wheatleyi, DeKay. Fig. 62. 



CBuccinum.) Moll. N. York, 132, t. 7, f. 162. 1843. 

 Shell minute, small, ovate-cylindrical. Whorls six, nearly flat, 

 or at most very slightly convex, with a small and distinct suture; 

 surface smooth, with no revolving lines. Aperture narrow, sub- 

 linear with a small notch above and a short canal beneath. Bodj'- 

 whorl, on its lower portion, near the canal, has from eight to ten 

 minute impressed revolving striiB, becoming more distant above. 

 Lip simple, thin, with a ridge of minute teeth within its inner 

 edge, which are entirely wanting in the young. Callus on the 

 columella elevated, not much reflected. 



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