126 
il nf Entoniolog\' and Zoology 
EXPLANATION OF FICURKS 
Fig. 
Cross section of 
Fig. 
Cross section of 
Fig. 
Cross sectioti of 
Fig. 
Cross section of 
Fig. 
Cross section of 
Fig. 
A portion of the 
tlie circum oral ner\'e of ./.strniiii mtmala. .\55. 
the radial nerve of Liriiki/i (iilu:n'ii,i'. X55. 
tlie ratiial nerve of I'isaster ochraceus. X55. 
the radial nerve of Jstro/>n Irn cnuaceiis. X55. 
a very large specimen of /'. ochracnis. X55. 
it a cms 
section of the ratlial nerve of a large 
specimen of /'. nchyineiis. XSOfl. 
