82 U.S. NATIONAL MUSEUM BULLETIN 227 



Biology. — Found at low water in muddy sand and sand mixed with 

 gravel, on pilings. Dredged on bottoms of mud, sand, sandy mud, 

 and mud with rocks, worm tubes and shells. Specimens massed with 

 green eggs in April (New Hampshire, low water, April 8, 1954) and 

 July (Massachusetts Bay off Plymouth, 17 fathoms, July 25, 1953). 



Material examined. — Off Labrador, Gulf of St. Lawrence, 

 Newfoundland, Nova Scotia, Maine, New Hampshire, Massachusetts, 

 Connecticut, Long Island Sound, Gidf of Mexico, in low water to 

 146 fathoms. 



Distribution. — Scattered records in the Arctic. Also Iceland, 

 Danish and Swedish coasts to France, Mediterranean, Azores, Hudson 

 Bay to Long Island Sound, Gulf of Mexico, Alaska to southern Cali- 

 fornia and Mexico, west coast Africa. In low w^ater to 245 fathoms^ 



Phyllodoce (Anaitides) arenae Webster, 1879 



Figure 18,a-c 



Phyllodoce catenula Verrill and Smith, 1874, p. 293, (part; not description or 



figure, but Woods Hole, at surface, evening, July 3). 

 Phyllodoce arenae Webster and Benedict, 1884, p. 703. — Webster, 1886, p. 133, 



pi. 5, figs. 10-12. 

 Anaitides catenida Hartman, 1942c, p. 109, fig. 8,6-e. — Not Verrill, 1873a. 



Description. — Length up to 100 mm., width up to 2.5 mm., 

 segments up to 200. Basal portion of proboscis covered with crowded 

 conical papillae, except for narrow bare middorsal area. Color, in 

 life: body white or green with wide spindle-shaped transverse band 

 near the intersegmental region, with central brown spot midventrally 

 in each segment, with dorsal cirri with diffused brown pigment at its 

 base and an additional brown spot on the outer central part; color, 

 preserved: transversely banded, dorsal cirri spotted. 



In the original description of P. catenula Verrill, 1873, the localities 

 given included: (1) Watch HiU, Khode Island, 4-6 fathoms, rocks, 

 algae, tide pools; (2) Woods Hole, atsurface, evening, July 3 (inUSNM); 

 (3) also very common in Bay of Fundy, low water to 50 fathoms. Two 

 species are evidently included. The description and figures of P. 

 catenula and evidently localities (1) and (3) are referable to P. macu- 

 lata (Linne); the specimens from locality (2) were not used in the 

 original description or figures by Verrill and are the same as P. arenae. 



Biology. — Found at low water in beaches of sand and muddy sand 

 with rubble. Found swarming at the surface in June, July, and 

 August (Eel Pond, Woods Hole, August 6, 1944, D. P. Costello; 

 Fisheries Dock, Woods Hole, evening, July 26, 1951, June 8, and 11, 

 1954, M. Pettibone; Vineyard Sound, evening, July 3, 1871, A. E. 

 Verrill). Active species, giving off a great deal of mucus when 

 handled. Dredged on bottoms of sand, gravel and shells. 



