NASSA.— Plate XXIV. 



fascia palUdd ciugnlatd ; aperturd ohliqm exptinsd, 

 columelld excavatd, brevilamitmtd, labro vix incrassato, 

 intus denticulato. 



The pupina-like Nassa. Shell cylindrically ovate, 

 densely spiraUy striated, minutely plaited at the su- 

 tures, light brown, encircled with a pale band ; aper- 

 ture obliquely expanded, columella excavated, short- 

 laminated, lip scarcely thickened, denticulated within. 



Aciculina striata, A. Adams, Pro. Zool. Soc. March 1851. 



Hab. Island of Zebu, Philippines (in sandy mud at five 

 fathoms) ; Cuming. 



Distinguished by a pecidiar Pupiua-Vike aspect, arising 

 mainly from an oblique expansion of the aperture. 



Species 163. (Mus. Cuming.) 



Nassa delicata. Nass. testa acnminato-conicd, semipd- 

 lucido-aurantid, versus upicem pallide rosacea, truiin- 

 versim sulcatd, loiKjitudiuaUter fiexuoso-costatd ; aper- 

 turd parvd, columella callosd, labro crasse varicoso, 

 ear ice al'jo. 



The delicate Nassa. Shell acuminately conical, semi- 

 transparent orange, tinged with rose towards the apex, 

 transversely grooved, longitudinally flexuously ribbed; 

 aperture small, columella callous, lip thickly varicose, 

 varix white. 



Mall. Casces Bay. 



Sculptured with flexuous ribs, cut into nodules by trans- 

 verse linear grooves. 



