198 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



PLATE 12. 



SCALES 



I Q-QS^"^  FIG. 9 



I Q-^^"' I FIGS. 15-18 



FIGS. 5,6 

 FIGS. 7,12 

 FIGS. 1-4,8,10,11,13-18 



Plate 12.— (1) Undeuchaeta plumosa, female, genital segment, dorsal view; (2) ventral view; (3) posterior 

 part of thorax and abdomen, left side; (4) posterior part of thorax and abdomen, right side; (5) male, dorsal view; 

 (6) lateral view; (7) forehead, lateral view; (8) second antenna; (9) first maxilla (part); (10) maxilliped 

 (setae on distal part omitted); (11) first foot; (12) fifth pair of feet; (13) terminal part of left fifth foot; 

 (14) right fifth foot (part); (15) U. intermedia, female, dorsal view; (16) abdomen, ventral view; (17) genital 

 seg-ment, left side; (18) genital segment, right side. 



