The .[niphipoda of Brruiuda. 



101 



longer than l)road ; outer plate extending scarcely to middle of 

 second joint of palp, armed with plumose spines on rounded apex, 

 the spines becoming smaller as they pass obliquel}' over the surface 

 to inner margin proximally, margin with dagger-shaped spines on 

 distal portion of inner margin ; inner i:)late rather rectangular in 

 shape, extending as far as tirst joint of palp, armed with plumose 

 spines apically and on distal half of inner margin ; apex with 3 

 odontoid spines. 



In male first gnathopods with small epimeron ; second joint rather 



Fig. 39. Ericthotiius brazilieiisis (Dana). 



short, about 3 times as long as broad : third and fourth joints short, 

 fourth bearing a few setae apically, third bearing fewer and shorter 

 ones ; wrist large, triangular, somewhat longer than broad, attached 

 to anterior margin of fourth, posterior margin provided with many 

 long setae ; hand, triangular, as broad as wrist but not so long, 

 about as long as broad, with 4 fascicles of setae near anterior 

 margin, posterior one very short and convex with several moderately 

 long setae, passing into palm bj^ even curve ; palm finely serrate, 

 provided near proximal end with a single stout plumose spine and 

 numerous setae of various lengths; hand provided apically with 



