806 



3. Obeliscus punctatus (pi. clxxi. f. 14, 27), Chemnitz 

 (Turbo), Couch, pi. 4. f. 1493, 1494. Plotia guttata. Link, teste 

 Morch, Cat. Yold. Pyramidella maculosa. Lam. ed. Desh., vol. iv. 

 p. 56; Kien. Mon. Pyram. pi. 2. f. 5. Pyram. punctata, ScJmb. 

 et Wagn. Cliem. Suppl. pi. 234. f. 4099 a b. 



O. testa turrito-subulata, longitudinaliter striata, albida, macu- 

 lis punctisque rufis sparsim picta ; anfractibus numerosis, ultimo 

 spira multo breviore. 



Subulately turreted, smooth, greyish-white, with numerous 

 brown spots arranged in transverse rows, usually three in each 

 whorl, and five in the last ; columella with three unequal plaits. 



Pacific Ocean, Isle of Prance, etc. (Mus. Cuming.) 



4. Obeliscus ventricosus (pi. clxxi. f. 13, 15), Guerin 

 (Pyramidella), Mag. de Zool. pi. 2 ; Qiioi/ et Gaim. Voy. de I'Astrol. 

 tab. 2. p. 175. pi. 65. f. 3-7 ; Kien. Pyram. pl. 1. f. 1. 



0. testa ovato-oblonga, laevigata, albida, rufo-variegata, flam- 

 mulis nigris picta ; spira acutissima ; anfractibus numerosis, sub- 

 depressis ; columella triplicate. 



Oval, turreted, smooth, slightly striated longitudinally; last 

 whorl ventricose, whitish, ornamented with longitudinal, undulated, 

 reddish-brown lines ; aperture oval ; columella with tlu-ee anterior 

 plaits, the posterior the largest ; umbilicus small, with an internal 

 spiral fold. 



Island of Vanikoro. (Mus. Cuming.) 



5. Obeliscus monilis (pl. clxxi. f. 12), A. Adams. 



O. testa turrito-subulata, longitudinaliter substriata, alba, ad 

 suturas fusco-maculosa ; anfractibus planiusculis, fascia moniU- 

 formi, transversa cinctis, anfractu ultimo rotundato; apertura 

 ovali, antice angustata, subcanaliculata ; columella recta, plicis 

 tribus (suprema magna, transversa) instructa. 



Much smaller and more slender than 0. punctatus, with the 

 whorls more numerous, and of a delicate pattern of colouring. 



Dumaguete, Isle of Kegros ; seven fathoms, coarse sand. H. C. 

 (Mus. Cuming.) 



6. Obeliscus cinctus (pl. clxxi. f. 10, 11), Reeve (Pyrami- 

 della), Pro. Zool. Soc. Dec. 1842; Conch. Syst. vol. ii. pl. 207. 

 f. 2 and 4. 



O. testa conico-acuminata, alba ; anfractibus laevibus, zona oli- 

 vaceo-fusca, conspicua, in medio, cinctis ; apertura oblongo-ovata ; 

 labro simplici, acuto. 



