120 SPECIFIC 



direction of the shell ; terminal valves lunulate and 

 striate ; the scales on the marginal skin in alter- 

 nate black and white divisions. 



Inhabits New South Wales, the Indian and 

 American seas. 



Fig. 2. Lepas Tintinnabidum. 



Shell conic, obtuse, rugged. 



Lister Co?ich. Tab. 443. Fig. 285. 



Specimen with six erect valves, reddish purple, 

 rayed with white, striated longitudinally, deeply 

 towards the base; intermediate spaces purplish 

 white, depressed, finely striated transversely. 

 Aperture triangular. Operculum of four valves, 

 two larger. 



Inhabits Sumatra. 



Fig. 3. L. anatifera. 



Shell compressed, 5-valved, smooth, placed on 

 a peduncle. 



Lister Conch. Tab. 439. Fig. 288. 



Specimen white, with a pearly lustre ; — Pedun- 

 cle coriaceous, red or brown, wrinkled towards the 



