PLATE 54. 



Leodice segregata Chamberlin. 



Figiires 1-5. 



1 .— Maxillae I and II of left side. X 25. 



2.— Pectinate seta. X 1232. 



3. — Distal end of crochet of posterior region. X 319. 



4. — Branchia of eleventh somite with notocirrus. X 25. 



5. — Branchia and notocirrus of second to last branchiferous somite (paratype from Sta. 3417). X 25. 



Leodice lita Chamberlin. 



Figures 6-10. 



6. — First branchia, with notocirrus of eighteenth somite. X 72. 

 7. — Thh'd branchia, with notocirrus. X 72. 

 S. — Fifth branchia, with notocirrus. X 72. 

 9. — Tenth Ijranchia, with notocirrus. X 72. 

 10. — Twelfth branchia, with notocirrus. X 72. 



