PLATE V. 



Fios. 



13. Caligus centrodonti Baird. (p. 50.) 



1. Dorsal view, ? . (After C. B. Wilson.) 



2. Dorsal view, <?, x 16. 



3. Dorsal view of a young individual, , x 16. 

 4, 5. Caligus Idbracis T. Scott, (p. 53.) 



4. Dorsal view, ? , x 21. 



5. Dorsal view, $ , x 21. 



