REPORT ON THE BRACHYURA. 265 



F'. Carapace naked on posterior half. 



G. Second lateral tooth simple. dasypodus Kingsley 



= z-inaceus A. Milne Edwards 



G . Second lateral tooth bifid. defressus Stimpson 



D . Outer surface of larger hand entirely covered with tubercles or 



spines. 



E. Hands armed with blunt tubercles or granules, and no spines. 



stimpsonii Miers 

 = marginal us Stimpson 

 E.' Hands armed with sharp spines. 



F. Spines of hands arranged in longitudinal rows. 



brasiliensis Miers 



F . Spines of hands not in rows. 



G. Ambulatory legs spinous. urinator A. Milne Edwards 



G . Ambulatory legs unarmed. xantusii Stimpson 



65. Pilumnus sayi Rathbun ( = P. aculeatus [Say.)). 

 Tortugas: Egg Island, Bahamas. 



66. Pilumnus caribous Desbonne and Schramm. 

 Egg Island: Bahama Banks, from millepores. 



67. Pilumnus flokidanus Stimpson (=P. lacteus A. 



Milne Edwards, types examined: not Stimpson.) 

 Bahama Banks. 



68. Pilumnus urinator A. Milne Edwards? 



Station 4S. off Key West, about So fathoms. One male. 



I have not seen the type of P. urinator. The above speci- 

 men agrees with the description and figure of that species 

 excepting that the carapace is somewhat wider, and the front 

 instead of being unarmed is finely denticulate. Specimens 

 with the same characters were collected by the •• Albatross " in 

 the Caribbean Sea at station 2131. lat. 19" 56' 44 X.. long. 

 75° 5° 49 W., 202 fathoms, and station 2135. lat. 19 3 55' 

 5S X., long. 75" 47 ' 07 W., 250 fathoms. Length of male, 

 station 2 131. 7 mm., width 10 mm.: length of male, station 

 48. 6.3 mm., width 8.5 mm. 



69. Pilumnus spinosisslmus sp. nov. PI. v. Fig. 3. 

 Station 44, off Key West, 5J^ fathoms. 



One male. 



