358 ALLAN HAXCOCK PACIFIC EXPEDITIOXS VOL. 10 



PLATE 27 



Figures 1-3, Longosoma calnlinntsis: Fig. 1, anterior end, in dorsD- 

 lateral view, with tentacles from right side removed, proboscis 

 everted, x 12; Fig. 2, anterior end, including first setigerous 

 segment, in dorsal view, to same magnification ; Fig. 3a, one of 

 heavy, curved hooks from first neuropodium, greatly enlarged; 

 Fig. 3b, tip of a pointed seta from same fascicle, to same magni- 

 fication. 



Figures 4, 5, Aricidca fragilis: Fig. 4, anterior end in dorsal view, 



enlarged; Fig. 5, thirty-second parapodium with branchia, dorsal 



cirrus, and postsetal neurnpodial lobe, x 58. 

 Figures 6, 7, Clrnodriliis serratiis: Fig. 6, entire animal, in right 



lateral view, x 126; Fig. 7, seta from a postmedian segment, 



greatly enlarged. 



Figures 8, 9, Aricidea padfica: Fig. 8, seventeenth parapodium in 

 anterior view, setae indicated, x 58; Fig. 9a, limbate notoseta 

 from same parapodium, x 241 ; Fig. 9b, neuroseta from same 

 parapodium, to same magnification. 



