42 



Arenicolidae 



1760 



Fig. 9. A. marina. Notopodial 

 chaetae of a post-larval specimen, 

 4 -3 mm. long. 



Fig. 10. A. ecaudata. Distal halves of notopodial chaetae from 

 post-larval specimens about 7 mm. long. 



