Plate XLVIII. 



Figs. 

 1-3. Lepeophtheirus thompsoni Baird, ?. (p. 69.) 



1. Sternal fork. 



2. Sternal fork, another form. 



3. Foot of fourth pair. 



4, 5. Lepeophtheirus pollachii Bassett-Smith, ? . (p. 73.) 



4. Sternal fork. 



5. First maxilliped. 



6. Galigus hrevicandatus A. Scott, ¥ . Sternal fork. 



(p. 56.) 

 i . Caligus diaphanus Nordmann, ? . Sternal fork, 

 (p. 60.) 

 8-12. Lemeeopoda sahnonea (Linn.), $ . (p. 199.) 



8. Antennule. 



9. Anteuna. 



10. Mandible. 



11. Maxilla. 



12. First maxilliped. 



13-16. Ghondracanthus nodosus (0. F. Miiller), ?. (p. 176.) 



13. Antennule. 



14. Mandible and maxilla. 



15. Foot of first pair. 



16. Foot of second pair. 



17. Ergasilus nanus P. J. van Beneden, ?. Antenna. 



18. Brachiella insidiosa Heller, adult male, side view, 



x 18. (p. 206.) 





(Figs. 1-17 much enlarged.) 







