148 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL.7 



PLATE 25 



Figures 300 to 308, Polyodontes frons: Fig. 300, anterior end in 

 dorsal view, with part of margin of first right elytrum indi- 

 cated, palpi omitted, x 32; Fig. 301, thirty-fifth parapodium in 

 anterior view, the fine, hair-like notopodial setae and neuro- 

 podial setae indicated, x 32; Fig. 302, second parapodium with 

 elytrum turned back, setae indicated, x 32; Fig. 303, third 

 parapodium from the same individual as the preceding, noto- 

 podial setae not shown, x 32; Fig. 304, elytrum from thirty- 

 fifth parapodium in dorsal view, showing outer lateral pouch, 

 x 25 ; Fig. 305, inferiormost neuropodial seta from thirty-fifth 

 parapodium, in lateral view, x 280 ; Fig. 306, an inferiormost 

 neuropodial seta in posterior view, x 280; Fig. 307, a superior- 

 most neuropodial seta from thirty-fifth parapodium, x 280; 

 Fig. 308, a median aristate neuropodial seta from same para- 

 podium, X 280. 



