ISOPODS OF NORTH AMERICA. 



213 



FIG. 216. SYSCENTTS INFELIX (AFTER HAEGER). a, INFERIOR VIEW OF HEAD, x 8. b, LATERAL VIEW 



OF MALE. X lj. C, SECOND PLEOPOD OF MALE. X-4. (I, LEG OF SIXTH PAIR. X 4. g, LEG OF FOURTH 

 PAIR. X 4. /, LEG Ot FIRST PAIR. X 4. g, TIP OF FIRST MAXILLA. X 75. h, FIRST MAXILLA. X 20. 



i, DORSAL VIEW OF MA. E. x H. j, LEFT MAXILLIPED. x 20. k, UROPOD OF MALE, x 4. I, LEFT 



MANDIBLE. X 20. 



