DESCRIPTIONS OF PLATES. 



131 



PLATE 6 Continued. 



Nicidion kinbergii Webster. 



5. Entire animal, xl.5, Ball del. 



6. Head, x4, Ball del. 



7. Middle somites, x4, Ball del 



8. Pygidium, x4, Ball del. 

 Marphysa nobilis Treadwell. 



9. Entire animal, x3, Weber del. 



10. Head, x6, Weber <!<]. 



11. Middle somites, x6, Weber del. 



12. Pygidium, xG, Weber del. 

 Marphysa brententaculata Treadwell. 



13. Entire animal, xl.5, Gay del. 



14. Head, x3, Gay del. 



PLATE 7. 



Onuphis magna Andrews. 



1. Entirc> animal, xl, Ball del. 



2. Head, x2, Ball del. 



3. Middle somites, x4, Ball del. 



4. Pygidium, x4, Ball del. 



5. Larva, x55, Ball del. 

 Lumbrinereis cingulata Treadwell. 



6. Entire animal, X3, Fernald del. 



7. Head, x7, Weber del. 



8. Middle somites, x7, Fernald del. 



9. Pygidium, x7, Fernald del. 

 Lumbrinereis nasuta Verrill. 



10. Entire animal, x3, Fernald del. 



11. Head, x6, Fernald del. 



12. Middle somites, xG, Fernald del. 

 Aglaurides diphyttidia Schmarda. 



13. Entire animal, xl.5, Gay del. 



14. Head, x4, Gay del. 



15. Middle somites, x4, Weber del. 



16. Pygidium, x4, Weber del. 



PLATE 8. 

 Lysidice notata Ehlers. 



1. Entire animal, x3, Ball del. 



2. Head, x6, Ball del. 



3. Middle somites, x6, Ball del. 



4. Pygidium, xG, Ball del. 

 Lumbrinereis branchiata Treadwell. 



5. Entire animal, x2, Gay del. 



6. Head, x!2, Gay del. 



PLATE 8 Continued. 



Lumbrinereis Candida Treadwell. 



7. Entire animal, x3, Gay del. 



8. Head, x6, Gay del. 



9. Middle somites, x6, Gay del. 

 Lumbrinereis maculata Treadwell. 



10. Head, x4, Weber del. 

 Drilonereis /linnata Treadwell. 



11. Entire animal, x3, Gay del. 

 Drilonereis similis Treadwell. 



12. Entire animal, x3, Gay del. 



PLATE 9. 



L/niilirinereis paucidentata Treadwell. 



1. Entire animal, xl, Ball del. 



2. Plead, xG, Ball del. 



3. Middle somites, x6, Ball del. 



4. Pygidium, x6, Ball del. 

 Lumbrinereis nuchal is Treadwell. 



5. Entire animal, x4, Gay del. 

 Drilonereis attenuata Treadwell. 



6. Entire animal, x6, Ball del. 



7. Head, xll, Ball del. 



8. Middle somites, xll, Ball del. 



9. Pygidium, xll, Ball del. 

 Arabella setosa Treadwell. 



10. Entire animal, x3, Gay del. 



11. Head, x5, Gay del. 

 Arabella maculosa Verrill. 



12. Entire animal, xl.5, Fernald del. 



13. Head, x4, Weber del. 

 Stanronereis pohjdonta Verrill. 



14. Entire animal, x4, Fernald del. 



15. Head, x9, Fernald del. 



16. Pygidium, x9, Fernald del. 

 Stauronereis i-ittata Grube. 



17. Entire animal, x3, Weber del. 

 IS. Head, xG, Weber del. 



19. Middle .somites, x6, Weber del. 

 Stauronereis rubra Grube. 



20. Entire animal, xl.5, Ball del. 



21. Head, x6, Ball del. 



22. Middle somites, x6, Ball del. 



23. Pygidium, x6, Ball del. 



