REVISION OF PILARGIDAE — PETTIBONE 



185 



Figure 15. — Sigamhra tentaculata (a-d, from specimens from York River; f, from specimen 

 from Port Aransas, Tex.) : a, dorsal view anterior end; b, same, from another specimen; 

 c, ventral view anterior end, with proboscis extended; d, parapodium from middle region; 

 (?, small specimen of 14 setigerous segments, with proboscis extended. 



