PLATE XXI. 



Pseudocalanm pygmceus, G. 0. Sars. 



Fig. 1. Adult female, dorsal view (left anterior antenna not 

 fully drawn). 



2. Same, viewed from left side. 



3. Frontal part of body, lateral view. 



4. Tail, dorsal view. 



5. Anterior antenna. 



6. Posterior antenna. 



7. Mandible with palp. 



8. Maxilla. 



9. Anterior maxilliped. 



10. Posterior maxilliped. 



11. Natatory leg of 1st pair. 



12. Do. of 2nd pair. 



13. Do. of 3rd pair. 



14. Do. of 4th pair. 



