34 TAN: 



de C U I860, pave i\ more scinitilic -ynop-is of 



t-ir iniiiilK-r to .'51 ; final rby 



ruin, v, 1^-J) reduced them to 1 1. 



-liii-ht value. I 



include the first and second in . whilst the other 



n them. 



n loi.F.s (Leach). Gray, 1847. 



I, last whorl obtusely caritiate, Vivi- 



. 



h. 1800. 



. Oviparous, marsupial. Pi 

 inflated. 1. MI. 



Hen, 1708), Morch, 18 



Globose, with deep suture, columelhi produced, aperture 

 Oviparous, marsupial, proboscis cylindrical, 

 branchia protrudiiiir. I. NITKNS. Men! 



. INA (Schiuz, 1825), M'Jrch, 1860. 

 Like the la^t. l>ut aperture rounded below. I. PALLIDA, 



h, 1800. 

 C<> ip incised. Oviparous, marsupial. [. ixiGUA,Lam. 



Tlie lantliina-. or Purple Snail-, an -nid very 



surface of tlie ocean where the water is deep 

 '.ar in color tot!. I. They live on Velelhv. Por- 



:, 1 other soft animals, usually of similar violet 

 colo ally a bluMi Crustacean dwells mi their 11, 



ling to Dr. Coates they sometime- eat their owi 

 The float is readily, even spontaneously detached, and is otten 



in numbers, apart from the animal. If it- 

 are punctured t! ami the animal falls to the b,tiom, 



nd. and is sup 



The -it : lird to the posterior part 



il.ular by the 

 tun. 'is. and when protruded from the \N 



loses a bubble of air, which, lu-inn enveloped in a mucous 

 seer of the float. There 



has been much written upon the homol- ; the 



acc< 68 it wit! m.-llibranchs. 



