THE LEPTOSTRACA 



155 



marked. In Paranebalia (Fig. 90, A) the endopodite is long arid 

 slender, projecting beyond the edges of the carapace in the natural 



A. 



ex. 



en 



FIG. 00. 



Thoracic limbs of Leptostraca. A, 1'nmnebalmlongipcs, fifth limb. B, Ncbaliellaantarctiea, 

 fourth limb. C, Nebalwpeis tupicn, lirst limb. D, the same, second limb, en, endopodite ; ep, 

 epipodite ; ex, exopodite. (A after Sars ; B, C, D alter Thiele.) 



position. The exopodite is also long and narrow, and is provided, 

 on its outer edge, with numerous long plumose setae which suggest 

 a natatory function. The epipodite is very small. The ischio- 



