PLATE VII. 



Scaphocalanus acrocephalus, G. 0. Sars. 



Fig. 1. Adult female, dorsal view (right anterior antenna not fully drawn). 



2. Same, viewed from left side. 



3. Anterior and posterior lips, ventral view. 



4. First pair of natatory legs. 



5. Second pair of natatory legs. 



6. Natatory leg of 3rd pair. 



7. Last pair of legs. 



" 8. Same of a young male specimen. 



9 (not numbered in the plate). Tail of female, dorsal view. 



