22 U.S. NATIONAL MUSEUM BULLETIN 227 



and fringes of papillae. Prostomiiim with 4 large eyes. Notopodia 

 reduced to digitif orm lobes, lacking setae (with an embedded aciculum) . 

 Neuropodia stout, provided with pale yellow neurosetae of two kinds : 

 Upper more slender ones with barbs on one side, and few (1-2) lower 

 stout ones, smooth and pointed. Color, in life: bright orange red. 



Biology. — Deep water species living as a commensal among the 

 tentacles of the large anemone Bolocera tuediae Gosse. 



Material examined. — Numerous specimens from Georges Bank, 

 off Martha's Vineyard, south of Long Island, and off Delaware Bay, 

 in 190 to 640 fathoms. 



Distribution. — Off Massachusetts to off Delaware. In 190 to 

 640 fathoms. 



Genus Drieschia Michaelsen, 1892 



Plotolepis Chamberlin, 1919; type (monotypy) : P. nans Chamberlin, 1919. 



Type (monotypy): Drieschia pelagica Michaelsen, 1892. 

 Contains only one New England species. 



Drieschia pellucida Moore, 1903b 



Figure 5,h-j 



Drieschia pellucida Moore, 1903b, p. 794, pi. 55, figs. 1-12. — Hartman, 1956, 

 pp. 249, 265, 271. 



Description. — Length up to 14 mm., width including setae up to 

 6 mm., segments 26. Body thin walled, colorless and transparent. 

 Parapodia with notopodia lacking. Neuropodia elongated, prominent, 

 with colorless neurosetae of 2 kinds: Upper elongated slender ones 

 with capUlary tips, few (3 or so) lower ones short and stout. Cirro- 

 phores of dorsal cirri elongate, somei 'longer than the parapodia. 

 Elytra 12 pairs (possibly 13), smooth, thm, inflated when living. 



Biology. — Pelagic, found in surface tow net (single type specimen 

 from southeast No Mans Land, Massachusetts) and in the deep 

 waters of the Gulf Stream (off Bermuda; single type specimen of 

 D. atlantica Treadwell; see Hartman, 1956). 



Distribution. — Off Massachusetts, off Bermuda, part of the Gulf 

 Stream fauna. Surface waters to 1,000 fathoms. 



Genus Enipo Malmgren, 1865; sensu Levinsen, 1882 



Nemidia Malmgren, 1865, p. 84; type (monotypy): Nemidiatorelli Malmgren, 1865. 

 Type (monotypy): Enipo kinbergi Malmgren, 1865. 



