POLYCHAETE WORMS, PART 1 



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Genus Notocirrus Schinarda, 1861; emend. Ehlers, 1868 



Type (designated by Ehlers, 1868): Notocirrus chilensis Schmarda, 

 1861. Contains only one New England species. 



Notocirrus spiniferus (Moore, 1906b) 



Figure 73 



Arabella spinifera Moore, 1906b, p. 501, pi. 19, figs. 1-7. 

 Notocirrus spiniferus Pettibone, 1957b, p. 181, figs. 3-5. 



Description. — Length up to more than 110 mm., width up to 4 

 mm., segments up to more than 220. Prostomium subcorneal, 



Figure 73. — Arabellldae, Notocirrus spiniferus {h-i, after Moore, MS.): a, dorsal view 

 anterior end; b, parapodium from setiger 10, posterior view; c, limbate seta; d, tip of 

 stout projecting acicular seta; e, mandibles, ventral view; /, left maxillae, dorsal view; 

 g, riglit maxillae, dorsal view; h. mandibles, doKsal view; i, maxillae and maxillary carriers, 

 dorsal view. 



