140 



BULLETIN 97, UNITED STATES NATIONAL MUSEUM. 



Chelipeds small, about as long as first leg; lower margin of propo- 

 dus straight; manus suboblong, marginate below; fingers slender, 

 subequal, not gaping, dactylus a little the longer, and having a 

 tooth at the proximal third of its prehensile edge. 



First and second legs similar, the second 

 a little the longer, especially as to the last 

 two segments ; dactyli very slightly curved, 

 long-pointed. Third leg stout, exceeding 

 the second by the length of its dactyl and 

 half its propodus; lower edge of ischium, 

 merus and propodus armed with stout 

 spinules; postero-distal end of ischium 

 prolonged in a stout, curved spine, the 

 point of which is directed upward and 

 backward; dactylus more strongly curved 

 than in preceding legs, and gradually 

 tapering to a slender point. The small, 

 posterior leg, if extended, would about 

 reach the end of the merus of the third 

 leg; its dactylus is stoutish, nearly straight, the tip curved slightly 

 upward. 



Abdomen constricted at base of second segment, widest between 

 second and third segments, from which point it gradually narrows, 



FIG. 83. PlXNIXA HETIXEXS, 



EXDOGXATH OP OUTEU MAX- 

 1LLITED OF MALE HOLOTVl'E. 



X 335. 



FlO. 84. PlXXIXA EETINENS, HALE HOLOTVl'E, X 12. O, ABDOMEN ', &, THIHD LEO, LOWEK 



SIDE ; C, LEFT CHELA. 



the third, fourth, and fifth segments with sides partially concave; 

 terminal segment much wider than long. 



Anterior and posterior margins of sternal segments granulate; 

 granules especially noticeable bordering posterior margin of cara- 

 pace. 



