TREADWELL 



PLATE I 



1 to 3. Odontosyllis octodenlala n. sp. : 



1. Anterior end, X 10. 



2. Parapodium, X40. 



3. Seta, X280. 



4 to 7. Lepidonotus tnquilinua n. 

 sp.: 



4. Head, X9. 



5. Elytron, X25. 



6. First parapodium, X28. 



7. Middle parapodium, X28. 



8 to 10. L. inqiiiliniMs — oont. 



8. Portion of notopodial seta, 



X280. 



9. Dorsal seta from neuropodial 



tuft, X280. 



10. Ventral seta of neuropodial 



tuft, X280. 

 11 to 12. Lepidasthenia varius n. sp. : 



11. Head, X6. 



12. First parapodium. X23. 



13 to 16. L. varius — cont. 



13. Eighth parapodium, X23. 



14. Second parapodium, X23. 



15. Lateral view of a seta from an 



anterior parapodium, X280. 



16. Ventral view of the same seta 



shown in fig. 15. 

 17, 18. Harmothoe variegata n. sp.: 



17. Elytron, X13. 



18. Head, X8. 



