PLATE 49 



(After Rathbun) 



Uea crenulata. (Page 279.) 



Fig. 1. Male, antero-dorsal view, X 2. Mangrove Island, Magdalena Bay, 

 Lower California. 



Fig. 2. Same specimen as fig. 1 ; dorsal view. 



Pig. 3. Male, outer face of large chela, X 2. Santo Domingo, Lower Cali- 

 fornia. 



Fig. 4. Same specimen as fig. 3 ; inner face. 



[456] 



