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 



dravpn). 



— 14. Last pair of legs of same. 



