PLATE I. 



Calanus Jinmarchicus (Gunner) . 



Fig. 1. Male, seen from the left side, magnified 40 diameters 



Fig. 2. Anterior antenna of female. 



Fig. 3. Posterior antenna. 



Fig. 4. Mandible-palp.. 



Fig. 5. Mouth with. lips. 



Fig. 6. Maxilla. 



Fig. 7. Posterior foot-jaw of male. 



Fig. 8. Posterior foot-jaAV of female. 



Fig. 9. Foot of fourth pair. 



Fig. 1 0. Fifth pair of feet of male. 



