196 CYLINDRA. 



T. ARTicuLATA, Rcevc. PI. 5V, fio-. 050. 



Pale pinkisli scarlet, encircled with a small white In'own- 



articulated zone. Length, -75 inch. 



Habitat unlmoion. 



T. ^EMULA, E. A. Smith. PI. .57, fig. 050. 



Blackisli brown, with a narrow yellow line round the middle 

 of the whorls, and A^ellow at the upper margin, and a second 

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

 olive epidermis obscuring the coloring ; aperture dark-brown 

 witli two yellow bands, lirate far within. Lengtli, 12 mill. 



Japan. 



Undetermined Species of Turricula. 

 T. PYRAMiDALis, A. Ad. Japan. 



T. CASTANEA, HOYTI, INSTRICTA, LyEVICOSTATA, MODICELLA, LUTEO- 



FUSCA, UNiLiNEATA, of Garrett. Polynesia. 



T. vTRdiNALis, Lesson. Tahiti. 



T. SEMIPLICATA, Lam. Adams' Genera. Hah. unknovm.. 



T. ELEGANTULA, Dunker, Samoan Islands. 



T. OLTVACEA, Anton. California. 



T. RUFOFiLOSA, E. A. Smith. Solomon I.4ands. 



Cenus CYLINDRA, Schuin. 



C. NUCEA, Gronov. PI. 57, fig. 059. 



Smooth, or with obsolete impressed spiral lines towards the 

 base. Yellowish wliite, witli olive-black epidermal revolving 

 lines, partly aggregated into two broad, somewliat interrupted 

 l)ands ; 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. Lengtli, l"5-2*5 inches. 



Poli/»exia. 



The animal is diluted white, foot and siphon margined with 

 dashes of l>lack and white. Reeve gives New Zealand as the 

 locality of the species, which is an error. 



