50 



T.G. PILLAI AND HA. TEN HOVE 



Fig. 4 Spiraserpula massiliensis (Zibrowius, 1968). A-O, From Marseille, Anse des Cuivres, BM(NH). ZB1989. 43-53. A, Aggregation of 

 tubes with fractured ends showing the serrated dorsal ridge along the convex inner wall, and granular overlay. B-C, Erect parts of tube 

 with four-lobed peristome. D, Anterior part of operculate worm. E, Same specimen showing end of thoracic membrane. F, Thorax with 

 pair of prostomial ocellar clusters, also enlarged. G-J, Four bayonet chaetae from the same fascicle. K, Row of thoracic uncini. L, Anterior 

 abdominal uncini. M & N, Middle abdominal uncini. O, Posterior abdominal uncini. 



