KNIGHT: LARVAL DEVELOPMENT OF EUPHAUSIA EXIMIA 



c-d, f-g 



Figure 3. — Euphausia eximia, lateral view. Northern form: a, metanauplius; b-d, calyp topis I-III. Southern form: e-g, calyp topis I-III. 



Buds of legs 4 and 7 sometimes present. 



Abdomen with one pair setose pleopods on seg- 

 ment 1 and 4 pairs nonsetose pleopods on seg- 

 ments 2-5; photophore on segment 1 pigmented, 

 photophore of segment 4 sometimes forming. 



FURCILIA III (FIGURES 7C, 8C). — Carapace 

 with rostrum narrower and lengthening. 



Antennule with flagella lengthening, often 

 2-segmented; 1 of 2 aesthetes on outer ramus 

 bifurcate distally as in E. gihboides furcilia III. 



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