PLATE IX. 



FIGS. 



1-5. Caligus pelamydis Kroyer, ? . (p. 57.) 



1. Aiitemmle. 



2. Antenna. 



3. First maxilliped. 



4. Second maxilliped. 



5. Foot of fourth pair. 



6-9. Pseudocaligus brevipedes (Bassett-Smith). (p. 61.) 



6. Sternal fork, ? . 



7. Sternal fork, $ . 



8. Second maxilliped, ? . 



9. Foot of fourth pair, ? . 



( Figures much enlarged.) 



