ARCHIANNELIDS — KIRSTEUER 



ciliation. Parallel with the mouth, the two elongated tentacle am- 

 pullae reach caudad to the middle of the peristomium (fig. la) . The 

 pharynx occupies the second and third segments and the esophagus 





j. .^'vSV.-,;-i-,.-.-.v:..^.' l : jj - 



a 







Figure 1. — Saccocirrus archboldi, new species: a, anterior region of a living animal in 

 dorsal view; b, posterior portion of a living animal in dorsal view; c, parapodium with 

 setae. 



