252 LITTORINA. 



strigations, interior violaceous, with a wide yellowish baud, lip 

 maculated within. Length, 16'5 mill. 



Hah. unknown. 

 Described from a single specimen. 



L. MINIMA, Gray. PI. 45, fig. 11. 



Slightly umbilicated, smooth, white, with scattered small chocolate 

 spots. Length, 5-8 mill. 



West Indies. 



L. NERiTOiDEs, Liuu. PI. 45, fig. 13; PI. 46, fig. 18. 



Whorls smooth, slightly impressed round the upjoer part, olivaceous 

 grey, with a central chocolate band, aperture chocolate color, Avith 

 a white band at the base. Length, 5-7 mill. 



Southern Europe, Madeira. 



The synonymy includes L. ccerulescens, Lam. L. Basterotii, Payr. 

 L. elegans, Kisso, L. glahrata, Pfr. L. melanostoma, Kryn. L. 

 Petroeus, Mtg. L. sazatilis, Olivi, L. tricolor, Risso, and Var. paw- 

 percula, Monts. 



L. thersites, Reeve (fig. 18), said to come from the coast of Chili 

 and Peru does not appear to possess any distinctive characters; the 

 locality needs confirmation, and may be regarded as very doubtful. 

 L. MESPiLUM, Muhlf PI. 45, figs. 16, 17. 



. Smooth, solid, subglobose, with more convex whorls than in the 

 preceding species ; chestnut colored, often with a darker band, aper- 

 ture chestnut, without band ; umbilicus frequently subrimate. 



Length, 5-7 mill. 



West Indies. 



L. fusca, Pfr., L. Gundlachi, Phil., and L. naticoides, Orb. (fig. 

 17), are identical. 



L. ACUMINATA, Gould. PL 46, fig. 19. 



Solid, shining, livid with darker flames or interrupted striga- 

 tions, often maculated with white on the periphery and at the su- 

 ture ; whorls 6, planulate, the last subangulate, with spiral stride ; 

 columella tinted with mulberry color. Length, 7'5 mill. 



Mangsi IsL, Sooloo Sea. 



Section Neritoides, Brown, 1827. 



L. OBTUSATA, Linn. PI. 46, figs. 20-22, 23. 



Subglobose, with scarcely elevated spire, whorls flattened, suture 

 not deep, last whorl a little tumid above, compressed on the side. 



