Plate I. 



Figs. 



1. Ergasilus nanus P. J. van Beneden, ? , dorsal view, x 51. 



(p. 34.) 



2. Bomolochus zeugopteri T. Scott, ? , dorsal view, x 44. 



(p. 40.) 



3. Bomolochus solese Claus, ? , dorsal view, x 24. (p. 36.) 



4. Bomolochus onosi T. Scott, ? , dorsal view, x 48. (p. 39.) 



[Note. — At page 30, vol. I (text), after Ergasilus nanus 

 read P. J. van Beneden instead of Claus.] 



