196 CYLINDRA. 



T. ARTICULATA, Reeve. PI. 57, fig. 656. 



Pale pinkish scarlet, encircled with a small white brown- 

 articulated zone. Length, '75 inch. 



Habitat unknown. 



T. ^MULA, E. A. Smith. PL 57, fig. 650. 



Blackish brown, with a narrow yellow line round the middle 

 of the whorls, and yellow at the upper margin, and a second 

 line on the last whorl rather below the middle ; clothed with an 

 olive epidermis obscuring the coloring ; aperture dark-brown 

 with two yellow bands, lirate far within. Length, 12 mill. 



Japan. 



Undetermined Species of Turricula. 

 T. PYRAMIDALIS, A. Ad. Japan. 



T. CASTANEA, HOYTI, INSTRICTA, L^EVICOSTATA, MODICELLA, LUTEO- 



FUSCA, UNILINEATA, of Garrett. Polynesia. 



T. VIRGINALIS, Lesson. Tahiti. 



T. SEMIPLICATA, Lam. Adams' Genera. Nab. unknown. 



T. ELEGANTULA, Dunker. Samoan Islands. 



T. OLIVACEA, Anton. California. 



T. RUPOFILOSA, E. A. Smith. Solomon Islands. 



Genus CYLINDRA, Schum. 



C. NUCEA, Gronov. PI. 57, fig. 659. 



Smooth, or with obsolete impressed spiral lines towards the 

 base. Yellowish white, with olive-black epidermal revolving 

 lines^ partly aggregated into two broad, somewhat interrupted 

 bands ; under the epidermis are six or eight spiral rows of 

 minute punctations,of chestnut color, scarcely visible, but show- 

 ing each a terminal dot on the margin of the lip ; aperture 

 smooth, rosy white within. Length, l'5-2'5 inches. 



Polynesia. 



The animal is diluted white, foot and siphon margined with 

 dashes of black and white. Reeve gives New Zealand as the 

 localit} T of the species, which is an error. 



