36 Mr. I. C. Thompson on the ‘ Oceana’ Copepoda. 
PuaTE III. 
Fig. 1. Scolecithrix cristata, Giesbrecht. Male. 
Fig. 2. Anterior antenna. 
Fig. 3. Posterior antenna. 
Fig. 4. Fifth pair of feet. 
Fig. 5. Termination of one of the fifth feet, highly magnified, 
Fig. 6. Phyllopus bidentatus. Male. 
Fvg. 7, Anterior antenna, right. 
Fig. 8. Anterior antenna, left. 
Fig. 9. Fifth pair of feet. 
Puate LV. 
Fig. 1. Xanthocalanus Giesbrechti, sp.n. Female. 
Fvg. 2. Anterior antenna. 
Fig. 3. Posterior antenna. 
Fig. 4. Mandible. 
Fig. 5. Maxilla. 
Fig. 6. Anterior foot-jaw. 
Fig. 7. Posterior foot-jaw. 
Fig. 8. Second pair of feet. 
Fig. 9. Fifth pair of feet. 
PLATE Y. 
Fig. 1. Scolecithrix chelifer, sp.n. Male. 
Fig. 2. Anterior antenna. 
Fig. 3. Posterior antenna. 
Fig. 4. Mandible. 
Fig. 5. Anterior foot-jaw. 
Fig. 6. Posterior foot-jaw. 
Fig. 7. Second pair of feet. 
Fig. 8. Terminal spine of ditto. 
Fig. 9. Fifth pair of feet, immature. 
PuaTE VI. 
Fig. 1. Metridia venusta, Giesbrecht. Male. 
Fig. 2. Fifth pair of feet. 
Fig. 3. Metridia princeps, Giesbrecht. Male. 
Fig. 4. Fifth pair of feet. 
PuateE VII. 
Fig. 1. Isocheta longisetosus, sp.n. Female. 
Fig. 2. Posterior antenna. 
Fig. 3. Mandible. 
ig. 4. Maxilla. 
Fig. 5. Anterior foot-jaw. 
Fig. 6. Posterior foot-jaw. 
Fig. 7. Fourth pair of feet. 
Fig. 8. Terminal spine of same. 
Fig. 9. Fifth pair of feet. 
