PLATE 41. 

 Onuphis proalopus Chamberlin. 

 Figures 1-10. 



l._ Compound crochet, fourth parapodium. X 429. 

 2.— Pectinate seta. X 1075. 

 3. — First parapodium, ectal view. X 27. 

 4. — Fourth parapodium, ectoventral view. X 27. 

 5, — Seventh right parapodium, subectal view. X 27. 

 6. — Sixth parapodium, ectoventral view. X 27. 

 7. — First right branchia, with cirrus. X 45. 

 g, — Sixth left branchia, with cirrus. X 45. 

 9, — Ninth right branchia with cirrus. X 45. 

 10.— Twentieth left branchia, with cirrus. X 45. 



