238 CEllION, GROUP VIII. 



<jone with obtuse apex. Aperture ovate,. the peristome reflexed and 

 recurved, somewhat thickened on the convex, face; parietal callus 

 thin, with ill-defined edge. Parietal lamella long, as jn C. regium ; 

 axial lamella moderate. 



Length 25-3.5, diarn. 11-14, aperture 14 mill, (types). 



Length 33, diam. 12, aperture 14 mill. 



Length 27^, diam. 10^, aperture 11 J mill. 



Bahamas : Crooked Island. 



Pupa weinlandi Kurr, MARTENS, Malak. Blatter <vi, 1859, p. 207 



(Jan., 1860) PFR., Monogr. vi, p. 290 ; Novit. Conchy p. 363, pi. 



84, f. 1, 2. Apparently, not P. weinlandi SOWEUBY, C. Icon, xx, 

 pi. 3, f. 24(1875). 



This species, is .evidently of common ancestry with C. regium of 

 the same immediate island groijp. It differs from that in the 

 smaller size t less spreading umbilical excavation and .thinner shell. 



C. NUDUM (Maynard). PI. 37, figs. 50, 51. ,,. 



Size medium; shell thin; teeth two, short ; , striajtions absent; 

 whorls 10 and 11. .Form of shell cylindrical, the first [last] 4 

 whorls being about equal in diameter, then the; shell, curves to a 

 blunt point, making an angle of 65 degrees. .There are jonly faintly 

 defined lines of growth, which are more premiinerit ori:the upper 

 [last] whorl; sutures deep, with whorls bulging. Aperture large 

 and open ; lower [parietal] tooth placed to right [left] of -center, is 

 not 'prominent, and is .1 inch long by .03 high; the upper [axial 

 lamella] is a mere elevation at the entrance, is largei^within, but is 

 short. Margin not produced forward quite as far as the diameter of 

 ..shell, and is inclined slightly to the right ; it .is thin. Frontal bar 

 f parietal callus] not large. , Color of shell externally and internally 

 dark flesh, yellowish at apex, and fading to nearly white, on" margin 

 and teeth ; shell polished (Maynard)* > .3 . t : .r 



Length 25, diam. 10; length 22.2, diam. 9.5 mill. 



Bahamas : near Clarence Harbor, Long Island. (C. J. Maynard.) 



Strophia nuda MAYN., Contrib. to Sci., i, p. 29, pi. 2, f. 12 

 (April, 1889). 



Resembles C. weinlandi somewhat, but is smaller, with short 

 parietal lamella, and convex whorls. It is a smooth, flesh-colored 

 shell. Described from 3 specimens in coll. Maynard. 



