HELIX.— Plate Xlll. 



The Albay Helix. Shell imperforated, depressly glo- 

 bose, thin, shilling, wliitc, uucoloured or zoned with 

 brown; spire di'prusscd ; suture linear; whorls four 

 in numb<T, rather tliiltiiied, the l;l^t inflated below ; 

 columella thin, nearly straight, shinting, deeply ex- 

 cavated ; a|HTture lunar-oval, upjMir edge a little de- 

 pn-ssed ; lip broadly reflected, wliitc, edge somewhat 

 thickened, forming a distinct angle with the colu- 

 mella. 



SowEBBY, Pro. Zool. Soc. 1840, p. 100. 



Hob. Province of Albay, Island of Luzon, Philippines; 

 Cuming. 



The bands which characterize the coloured varieties of 

 this sfMicies sometimes combine into one, as shown at 

 Pig. 48 c. The variety represented at Fig. 48 a is uf 

 lighter and rather more inilatcd growth, from a different 

 locality. It was collected by Mr. Cuming in the pro- 

 vince of Cagayan, in the same island, upon orangc-treeb 

 in the Governor's garden. 



