PLATE XXII. 



Spinocalanus longicornis, 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, with the anterior lip, lateral view. 



4. Posterior antenna. 



5. Mandible with palp. 



6. Maxilla. 



7. Anterior and posterior maxillipeds. 



8. Natatory leg of 1st pair. 

 9. Do. of 2nd pair. 



10. Do. of 3rd pair. 

 11. Do. of 4th pair. 



12. Extremity of tail, with the caudal rami, dorsal view. 



13. Adult male, dorsal view (left anterior antenna not fully 



drawn). 



14. Last pair of legs of same. 



