EXPLANATION OF PLATE V. 
Philoscia tenuissima, n. sp. ° 
Fie. 1.—Dorsal view of the cephalon. 
2.—Anterior view of the cephalon. 
3.—Antenna. 
4.—First maxilla, terminal portions of inner and outer lobes. 
5s  5-—Second maxilla, terminal portion. 
6.—Maxillipede, terminal portion. 
7.—Second thoracic appendage. 
8.—Left uropod, dorsal view. 
»,  9.—Left uropod, ventral view. 
10.—Telson and last abdominal segment. 
