PLATE VII. 



Rhincalanus cornuius, Dana. 



Fig. 1. Female, seen from above, magnified 32 diameters. 



Fig. 2. Another specimen, seen from right side, magnified 40 diameters. 



Fi°\ 3. Posterior antenna. 



Fig. 4. Mandible and palp. 



Fig. 5. Maxilla. 



Fig. 6. Anterior foot-jaw. 



Fig. 7. Posterior foot-jaw. 



Fig. 8. Foot of first pair. 



Fig. 9. One of the swimming feet, second, third, or fourth pair. 



Fig. 10. Fifth pair of feet. 



