FISHERY BULLETIN: VOL. 71, NO. 1 



a 



0.1 mm 



f 



Figure 7. — Maxillule, left, posterior view: a, developing appendage of calyptopis I dissected from 

 metanauplius ; b-c, calyptopes I and II. Maxilla, left, posterior view: d, developing appendage of 

 calyptopis I dissected from metanauplius; e-f, calyptopes I and II. 



2 plumose setae; basal endite with 2 spines, 

 there may be a tiny third spine between large 

 spines; coxal endite with about 5 spines. 



Maxilla (Figure 7e) with rudimentary seta- 

 tion except for 1 plumose seta arising from small 

 finely setose lobe on lateral margin and represent- 

 ing exopod ; endopod of 1 segment with 2 spines; 

 medial lobes of endites discernible with small 

 spines on medial margin. 



Maxilliped (Figure 8a) biramous; exopod 

 with 4 terminal plumose setae and 1 subterminal 

 seta on outer margin, also a small stout seta at 

 base of exopod near articulation with basis; en- 

 dopod of 2 segments, terminal segment with 4 

 setae distally, 3 terminal and 1 subterminal; 

 there are a few weak setae and rudiments of 

 setae on medial margins of both coxa and basis 

 and of proximal segment of endopod. 



62 



