PLATE XXII 



Fig*. 1-5. Euchceta yigus, n. sp. 



Fig. 1. Female seen from above, magnified 16 diameters. 



Fig. 2. Anterior antenna. 



Fig. 3. Extremity of mandible. 



Fig. 4. Terminal spines of one of the swimming feet. 



Fig. 5. Fifth pair of feet (? immature male). 



Figs. 6-12. Euchceta barbata, n. sp. 



Fig. 6. Anterior antenna of female. 



Fig. 7. Rostrum. 



Fig. 8. Anterior foot-jaw. 



Fig. 9. One of the proximal setae of the same, with base. 



Fig. 10. Portion of one of the larger setse of the same, more highly magnified. 



Fig. 11. Foot of the second pair. 



Fig. 12. Abdomen, with posterior angle of thorax. 



