NO. 3 



hartman: submarine canyons 



15 



Fig. la-d 



Fig. 1. Ancistrosyllis breviceps, new species (Sta. 7517-60, Santa 

 Monica canyon, in 695 meters) 



a, anterior end with prostomium and first four segments, in 

 dorsal view, x 33.5; b, cross section of middle region of body, 

 showing laterally directed parapodia, x 21 ; c, notopodial hook 

 from median parapodium, x 355; d, neuropodial seta from 

 same parapodium, x 355. 



