OF CONCHOLOGY. 71 



DESCRIPTIONS OF MARINE GASTEROPODiE, INHABITING 

 POLYNESIA. 



BY WM. HARPER PEASE. 



The animals of the following series of Bullidce and Nudi- 

 branchiata were drawn from life by Mr. Andrew Garrett, and 

 may be relied on as being accurately and faithfully represented. 

 More extended remarks on the several genera are reserved until 

 the species inhabiting the Hawaiian Islands are published. 



Haminea nigropunctata, Pease. — Plate 7, fig 1. 



Desertion. — T. tenui, subpellucida, subovali, transversim. 

 minutissime et conferte flexuoso-striata, imperforata ; labro rec- 

 to ; apertura antice dilatata ; columella infra valde arcuata, 

 callosa ; castaneo-fulva. 



Dimensions. — Long. 16, diam. 10 mill. 



Hob. — Raiatea. 



Shell thin, subpellucid, suboval, transversely very minutely 

 and closely wrinkled striate, imperforate ; lip straight ; aperture 

 anteriorly dilated ; colluinella deeply arched at lower part and 

 laminately callous. 



Animal subpellucid, side lobes rather posterior. Foot wide, 

 moderately extended behind the shell, truncate in front and 

 bluntly rounded behind. The whole of the animal covered with 

 crowded black dots, which are the largest and most conspicuous, 

 as seen through the transparent shell. Station on sea weed, in 

 shallow water. 



Haminea ovalis, Pease. — Plate 7, fig 2. 



Description. — T. tenui, pellucida, fragilis, suboblique-ovali, 

 laevigata, longitudinaliter striis incrementis tenuiter rugulosa, 

 imperforata, apertura postice angusta, antice dilatata ; labro vix 

 involuto ; columella infra callosa. Albida aut viridescente. 



Dimensions. — Long. 9, diam. 6 mill. 



Hab.— Tahiti. 



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