134 TRUNCATELLIDJE. 



2. Truncatella conspicua. B.M. 



Shell sublimate, cylindrical, slightly attenuated, solid, rather 

 shining, reddish-yellow, sculptured with obtuse ribs, which are 

 nearly rectilinear and as broad as the space between them ; 

 suture bordered and cremdate ; remaining whorls four and a 

 half, slightly convex, the last very shortly deflected, surrounded 

 at its base with a compressed crest; aperture perpendicidar, 

 angularly oval ; peristome continuous, slightly expanded ; colu- 

 mellar margin rather appressed. Length 1\, breadth 2^ mill. 



Truncatella conspicua, Bronn, Catal. v. vi. vii. 



Pfr. Mon. Auric, p. 184. 

 Truncatella Vitiana, Gould, teste Bronn. 



H. and A. Adams, Gen. rec. Moll. ii. p. 311. 



j3. Purplish (adult specimens sometimes not truncated ; whorls 

 ten. Length 11 mill.). 



y. With the whorls a little more convex. 



Hab. Feejee Islands (Broun, MdcgUlivray) : Baclayon, Philip- 

 pine Islands (H. Chiming) ; var. /3. Isle of Pines, Australian 

 Sea ; var. y. Korean Archipelago. 



3. Truncatella Guerini. 



Shell scarcely rimate, nearly cylindrical, solid, pale fuscous 

 or yellowish, sculptured with rather crowded longitudinal ribs, 

 which are about as broad as the interjacent spaces ; suture 

 slight, crenulated by the elongated ribs ; remaining whorls four, 

 almost flat, the last compressed at its base into a short, arcu- 

 ated crest; aperture perpendicidar, ovate, slightly augulated 

 above ; peristome continuous, slightly expanded. Length 6-7£, 

 breadth 2-2£ mill. 



Truncatella Guerini, A. et J. B. Villa, Disp. Sh/si. p. 59. 

 Pfr. inZ.f. M. 1846, p. 183. n.3; Mon. Auric, p. 184. 

 Kiist. Mon. p. 15. n. 11. 

 H. and A. Adams, Gen. rec. Moll. ii. p. 311. 



Hab. Isle of Mauritius. 



4. Truncatella Carib^ensis. B.M. 



Shell subrimate, nearly cylindrical, slightly attenuated, mode- 

 rately solid, reddish, amber-coloured or yellow, finely ribbed; 

 ribs rather rectilinear, often obsolete below the middle of the 

 whorls ; suture slight ; remaining whorls three to four, increa- 

 sing gradually, somewhat convex, the last in many specimens 

 smooth, marked with a short basal crest ; aperture nearly per- 



