PLATE VII. 



Rhincalaniis cornutus, Dana. 



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



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



Fig. 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. 



