PLATE 63. 

 Dorvillea crassa Chamberlin. 

 Figure 1. 

 1. — Composite seta, distal portion. X 1075. 



Hemipodus mexicanus Chamberlin. 



Figures 2, 3. 



2. — Twelfth parapodium, caudal view. X 63. 

 3. — Composite seta, distal portion. X 1075. 



Telake epipolasis Chamberlin. 



Figiu-es 4-8. 



4. — Twenty first parapodium. X 63. 



o. — Thirtj' seventh parapodium. X 63. 



6. — Distal portion of notopodial seta of twenty first parapodium. X 1075. 



7. — Tip of neuropodial seta of thirty seventh parapodium. X 1075. 



8. — Portion of same seta at proximal end of free part. X 1075. 



