EXPLANATION OF PLATE XXIV. 
1.—Pontella spinipes, Giesbrecht. @ 
2— ,, st ey 
2a Go, i Be ey 
4— 4, 33 = ey 
Lateral view. 
Ist Antenna, right side. 
5th left leg. 
5th right leg. 
5.—Pontellopsis herdmani, Thomp. and Scott. @ Abdomen with 
abnormal spine. 
6.—Centropages tenuiremis, Thomp. and Scott. ¢@ 5th right leg. 
ee 9? ” 9? 
3) 
* @ Exopodites, 4th 
pair of legs. 
8.—Labidocera kréyert (Brady) var. bidens,nov. @ 5th pair of legs. 
