Plate I. ILIOPSYLLUS NATANS. n. sp. 



9 Female, x 20. 



R Rostrum, eye, and basal joints of first antenna of female, x 360. 



F Furca, x 44. 



A^(^ First antenna of male, x 360. 



Ai 9 First antenna of female, x 360. 



P' 9 Fifth pair of swimming feet of female, x 360. 



P'cT Fifth pair of swimming feet of male, x 360. 



MP Maxillipeds, x 360. 



MX Maxilla (first or second?), x 360. 



M Mandible, x 360. 



P'cf First swimming foot of male, x 360. 



P' 9 First swimming foot of female, x 360. 



A 2 Second antenna, x 360. 



