104 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



The first three pairs of legs are prehensile and have the propodus 

 in the first pair armed with five spines, the carpus with one and the 

 rnerus with eleven long- spines and many short ones on the inferior 

 margin, and one long one at the outer distal angle, and the ischium 

 armed with one spine. In the second and third pairs the propodus 



FlG. 85. ClROLANA BOREALIS (AFTER HANSEN). a, LEG OF FIFTH PAIR. 6, LEFT PLEOPOD OF SECOND 

 PAIR OF YOUNG MALE. C, DORSAL VIEW OF MALE, d, LEG OF SEVENTH PAIR. , THREE BASAL ARTI- 

 CLES OF LEFT MAXILUPED OF FEMALE. /, LEFT PLEOPOD OF SECOND PAIR OF ADULT MALE, g, LEFT 

 MAXILLA OF SECOND PAIR OF MALE, h, DISTAL PART OF MOLAR PROCESS OF MANDIBLE, i, MANDIBLE 



(LEFT SIDE), j, HEAD OF MALE (VENTRAL VIEW), t, MANDIBLE (RIGHT SIDE). JL, MIDDLE PART OF 



HEAD, RIGHT MANDIBLE, MAXILLA AND MAXILLIPEDS OMITTED, m, POSTERIOR PART OF ABDOMEN 



OF MALE, n, LEFT MAXILLA OF FIRST PAIR, o, BASAL PART OF LEFT MAXILLIPED. (ENLARGED.) 



is armed with two spines, the carpus with three long spines and five 

 short ones, the merus with six long spines and three short ones on the 

 inner margin and three long ones at the outer distal end, and the 

 ischium with three spines. The last four pairs of legs are ambulatory 

 arid furnished with numerous spines. 



