CRUSTACEA 



137 



numbering several thou- 

 sands, are taken from the 

 female which carries them 

 entangled among the pleo- 

 pods on the ventral side of 

 the abdomen, and hatched 

 in prepared tanks. The 

 young are thus protected 

 from the voracious appe- 

 tites Of marine fish, and FIG. 158. Hermit crab (Eupagurus 

 , - -. -, . ,. longicarpus). Natural size. 



when old enough to care for 



themselves are distributed at favorable points along the 



coast. 



A molting process takes place among the crustaceans 



FIG. 159. Fiddler crabs (Gelasimus minax). Note the large fighting cbela on the 

 two specimens at the right. On specimen at left it was broken off and is just 

 being renewed. Photograph natural size by Overton. 



