588 
Fig. 
Fig. 
Fig. 
Fig. 
Fie. 
Fig. 
FIG. 
GEOLOGICAL SURVEY OF THE TERRITORIES. 
EXPLANATION OF PLATE XXXVI. 
. Nebalia bipes Kr. 2; Ist antenna; lettering as in Pl. 36; k, lobe from 4th joint. 
. 2d antenna. : 
. One of the 3d or 4th pair of thoracic feet; ff, dabellum; ex, exopodite; en, 
endopodite. 
. One of 2d pair of abdominal legs; ret, retinaculum; en, endopodite; ex, exop- 
odite. 
. One of the fifth pair of abdominal feet. 
. Section through the body just behind the firat pair of thoracic feet, throngh 
the stomach (st), and the two anterior ceca (co); add. mus, adductor 
muscle; sh, shell. 
. Section through one of the ceca. 
