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U.S. NATIONAL MUSEUM BULLETIN 2 27 



noS 



neS 



pre L / 



vC 



f Viif- 



Figure 54. — Glyceridae, a-e, Glycera americana {b-e, after Moore, MS.): a, middle para- 

 podlum, posterior view; b, parapodium from setiger 3S, posterior view, setae omitted; 

 c, compound spinigerous neuroseta; d, proboscideal organ or papilla from ventral surface 

 of proboscis, subconlcal kind; e, same, ovate kind, f-g, Glycera robusta: /, middle para- 

 podium, anterior view; g, same, posterior view. 



Woods Hole, August 15, 1943, and August 30, 1944, D. P. Costello; 

 Fisheries Dock, Woods Hole, July 26, 1954 ; Woods Hole Oceanographic 

 pier, August 22, 1959, M. Simpson). Verrill records taking the young 

 in surface tow in early September. According to Moore (MS.), it 

 breeds throughout the summer, but fully mature individuals are most 

 frequently obtained in August in both atokous and epitokous states 

 (in the latter condition, setae are longer, more numerous and spread- 

 ing). 



Material examined. — Numerous specimens from Massachusetts 

 (Woods Hole region, Nantucket Sound, Elizabeth Islands), Rhode 

 Island, Long Island Sound, Maryland (Chesapeake Bay), Virginia 

 (Chincoteague Bay), North Carolina (Beaufort), South Carolina 



