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U.S. NATIONAL MUSEUM BULLETIN 22 7 



neS 



Figure 53. — Glyceridae, Glycera capitata (e-h, after Moore, MS.): <2, dorsal view anterior 

 end; b, same, ventral view; c, middle parapodium, anterior view; d, same, posterior view; 

 e, parapodium from setiger 25, posterior view, setae omitted;/, same, from setiger 125; 

 g, compound spinigerous neuroseta; h, the 2 forms of proboscideal papillae from ventral 

 surface of protruded proboscis. 



tetra-anniilate) . Parapodia (fig. 53c-/) with 2 conical presetal lips, 

 the shorter upper one anterior to the notosetae and the longer lower 

 one anterior to the fanshaped group of neurosetae. With single, 

 short, rounded postsetal lobe (common to both notopodia and neuro- 

 podia). The relative lengths of the parapodial lobes may be variable, 

 associated with the epitokous condition (Hartman, 1950). Proboscis 

 with proboscideal organs of 2 kinds: Numerous, long, cylindrical to 

 conical and fewer, shorter, subspherical ones (fig. 53^). 



Biology. — Found at low water under stones on sandy shores. 

 Dredged on bottoms of mud, sand, sandy clay, mud mixed with gravel, 



