Report U. S. F. C. 1878.— Harger. Marine Isopods. 



Plate IX. 



Fig. 52. 



Fig. 53. 



b ' " 



W' 



^20 IJo. 492 



Fig. 57. 



lfo.930. 



Fig. 56i 



Fig. 58. 



ifo. 532 



Fig. 54. 



Fig. 55. 



2ro.9a. 



No. 531 



