CRUSTACEA — WHITELEGGE. 



233 



distal border dentate, spinose and sparsely setose. Eyes oblong, 

 separated mesially by a space equal to their width ; the ocellse 

 are visible on the inferior margins of the 

 cephalon. 



Superior antennae with the peduncle 

 strongly compressed ; the second joint 

 equal in length to the first, produced 

 superiorly into a prominent subacute 

 lobe ; third joint very narrow, its length 

 not equal to the width of the second ; 

 fiagellum subequal to the preceding 

 joint, and consisting of four articulations. 

 Peduncles of second antennae compressed ; 

 first and second joints equal ; fourth a 

 little longer than third, with a superior 

 acute lobe directed outwards and back- 

 wards ; fifth joint equal in length to the 

 four preceding, and as long as the eight- 

 jointed flagellum. 



Second joint of the palp of the man- 

 dible twice as long as the first. 



First pair of legs stout, shorter than the 

 second or third; basos joint twice as long 

 as broad; merus much broader than long; 



Body viewed from above. 

 Fig. 21a. 



palmar border of hand with a slight 

 setiferous tubercle ; dactyl us very 

 stout and strongly curved. 



Basos joint of third pair of legs 

 more than twice as long as broad ; 

 ischium with two spines at the lower 

 distal angle ; merus slightly longer 

 than broad, with four spines on the 

 lower border and two at the upper 

 distal angle. Carpus equal in length 

 but a little broader than the pro- 

 podus ; the inferior distal extremity 



of the latter carries a large finger-like process ; the dactylus is 

 curved and somewhat twisted in its distal half, the lower edge 



Q 



Antennae and Epistomial Plate. 

 Fig. 216. 



