PLATE LXXII. 



FIGS. 

 1-10. Argulus foliaceus (Linn.), $ . (p. 227.) 



1. Female, dorsal view, enlarged about 6^ times. 



2. Antenna. 



3. Antennule. 



4. Mouth, side view. 



5. Siphon with retractile stylet. 



6. Second maxilliped. 



7. First swimming foot. 



8. Basiopodite of second foot. 



9. Basiopodite of third foot. 

 10. Basiopodite of fourth foot. 



(Figures 2-10 much enlarged.) 



