PLATE XX. 



Fig. I. Scale of HarmotJio'c atra Horst. X 38. 



Fig. 2. Head of the same species. X 38. 



Fig. 3. Scale of Hannothoë nigricans. X 38. 



Fig. 4. Head of the same species. X 38. 



Fig. 5. Scale of Harmotho'é inibricata (L.). X 38. 



Fig. 6. Parapodium of the same species. X 38. 



Fig. 7. Head of Harinotho'c sp. (Stat. 164). X 72. 



Fig. 8. Neuropodial bristle of the same species. X 360. 



Fig. 9. Scale of Lagisca elytrophora Horst. X 38. 



Fig. 10. Parapodium of the same species. X T2.. 



Fig. II. Ventral neuropodial bristle of the same species. X 360. 



Fig. 12. Paiapodium of Lagisca inalayana Horst. X 38. 



Fig. 13. Dorsal view of two segments of the posterior body-region of the same species. X 24. 



