\ ee 
190 BACKBONED ANIMALS. 
ily, discovered by the “Challenger,” are bedecked on all 
parts with fringes that exactly mimic sea-weed. The 
Fic. 232.—The Axtennarius marmoratus and its floating nest, formed of 
gulf-weed. Fish natural size, the nest reduced. 
young pass through many changes before assuming the 
adult form. P 
