PLATE XXIV. 



Figs. 1—11. Drepanopus pectinaius, n. gen. and sp. 



Fig. 1. Female, seen from right side, magnified 40 diameters. 



Fig. 2. Anterior antenna of female. 



Fig. 3. Anterior antenna of male. 



Fi g. 4. Posterior antenna. 



Fig. 5. Mandible and palp. 



Fig. 6. Maxilla. 



Fig. 7. Foot of first pair. 



Fig. 8. Foot of second pair. 



Fig. 9. Foot of fourth pair. 



Fig. 10. Fifth pair of feet (female). 



Fig. 11. Fifth paii- of feet (male). 



Figs. 12-15. Drepanopus furcatus, n. gen. and sp. 



Fig. 1 2. Foot of second pair. 



Fig. 13. Foot of fourth pair. 



Fig. 14. Terminal spines of swimming foot. 



Fig. 15. Fifth pair of feet (female). 



