CYANEA ARCTICA. 



45 



the bottom of the sea, apparently coming to the surface only in their 

 adult condition. Having accidentally visited the wharves of Province- 



town harbor early one morning, between four and five, I was aston- 

 ished to perceive what a large number of young Cyaneae were floating 



Fig. 67. Cyanea arctica very much reduced. The tentacles are cut off for want of room. 



