258 STALK-EYED CRUSTACEA 



region small. Antero - lateral margin short, toothed. 

 Eyes moderately short ; cornea small. Orbits and antennae 

 resembling those of Panopeus. Palate ridged. Fourth 

 joint of external maxillipedes narrow, the fifth joint 

 articulating with it at antero-internal angle. First pair 

 of legs short. Walking legs thin, with their last joint 

 ciliated. Abdomen of the male, narrow, has the third to 

 the fifth seo-ments consolidated. 



I. Speocarcinus carolinensis. 



Speocarcinus caroliiiciisis . . . Stimpson. 



Body depressed, subcylindrical. Carapace nearly 

 smooth above ; surface punctate, obsoletely granulated 

 towards the margins ; gastric region well defined ; genital 

 region depressed; antero-lateral margin five-toothed, includ- 

 ing the orbital angle ; second tooth not distinctly separated 

 from the first, last three teeth sharp and moderately 

 prominent. Front about one-fourth as wide as the 

 carapace, prominent, straight, and cmarginate in the 

 middle. Eye-peduncles depressed and pubescent above. 

 First pair of legs robust, nearly smooth, a strong sharp 

 tooth or spine near summit of fourth joint; inner margin 

 of fifth joint granulated, with a blunt tooth at inner angle; 

 outer surface of hand glabrous, microscopically granulated. 

 Last joint sharp ; those of the last pair curved upward. 

 Length of carapace in the male, 0.88 ; breadth, 1.09 

 inch. 



Range. — South Carolina. 



According to the same author, this crab lives in holes 

 made in the sand, by other animals, about low-water 

 mark, so I have noted it as it may be found on the muddy 

 shores of British Guiana. 



