46 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



ieff 

 circumoesop/iag&cr/ 

 connective 



/ /arbrcr/ 

 / gartg/ion 



,^iabra-/ 



nerve 



posterior 

 feeding' 

 process 



qasfr/c 



/eft 

 c/rcc/moesophagea/ 



connecf/Ve ' 



y /a bra/ 

 / gong/ion 



.— — /a bra/ 



nerve 



^posterior 



feeding 



process 



Figure 27. — Lateral views of lubrum from the left side showing muscles and nerves. A. Cuticle removed to show 

 superficial lateral muscles of left side. H. Interior muscles of labrum. 



