CRUSTACEA 237 



Portunus gibbesii Stimpson 



PLATE XXVI. Fig. 3 



Resembles CaUinertes but thickly covered with 

 small spherical granules; arms long and slender; 

 color reddish brown with small iridescent areas on 

 the carapace (shell); usually about 2 to 3 inches 

 wide. 



Known from Massachusetts to Texas, usually 

 in moderately deep water; very rare in New Jersey. 



Portunus spinimanus Latreille 



PLATE XXVI. Fig. 4 



Resembles P. gibbesii but distinguished from it 

 by being narrower and rounder and by the absence 

 of the iridescent patches characteristic of gibbesii. 

 Yellow-brown or red-brown in color; usually about 

 2 to 3 inches wide. 



Known from New Jersey to South America; 

 rare and usually in moderately deep water. Speci- 

 mens dredged in Delaware Bay mark a new northern 

 limit for this species. 



Ovalipes ocellatus Herbst (Lady Crab) 



PLATE XXV. Fig. 2 



Easily recognized by its shape and color; 

 white or cream shell covered with small reddish- 

 brown rings; 2 to 3 inches in width ; five teeth on each 

 side with three between the eves. 



