FiQUEES 10-16. — Ergasilua arffulus, new species, female. 10. Dorsal view. 11. Genital segment and abdomen, including 

 fifth leg, ventral view. 12. First antenna. 13. Second antenna. 14. First leg. 15. Second leg. 16. Fourth leg. 



354 



U.S. FISH AND WILDLIFE SERVICE 



