~ 
THE CRUSTACEANS 95 
wholly different. It is oval in outline and about two and one-half 
inches long. The back is arched and cov ered with a smooth, hard, 

Figs. 64; SANDBUG. Southern Shore of Long Island. 
vellowish-white shell. The abdomen is broad, and is folded for- 
ward along the under side of the body. The principal feelers are 
curiously feathered, and are often carried curled back against the 
sides of the body. The eyes are minute black spec ‘ks at the ends 
of a pair of long, slender stalks. 
This creature lives in shallow water along sandy beaches. It 
is very active, and swims and burrows with great rapidity. It. is 

Fig. 65; MANTIS SHRIMP. From a specimen in the New York Aquarium. 
quite common along the hot, sandy shores of New Jersey and Long 
Island, and makes a good bait for fishes. 
The Mantis Shrimp, (Squilla empusa, Pig. 69). This is often 
called the Mantis shrimp on account of the more or less general 
resemblance between its claws and those of the Praying Mantis. 
