compound eye. 



eyes/a//\ 

 &6doctor 

 musc/e^ 



c/orsa/ c a/a ft) us 

 re/rac/or 

 musc/e^ 



ca/a'hus 

 rotator 

 muscte^_ 



WHITE SHRIMP FROM THE GULF OF MEXICO 13 



cpf/c aanot/on 



x-o, 



T£7or> 



9 



/atera/ cata/nus 

 retractor 

 musc/e 



ec/esfa/f( 



depressor 

 musc/e^ ' 



6asat seamen/ 

 tevafor 

 muscte 



ex/ema/ 6ar of 



an/ennu/ar 



foramen 



^c a /a thus 

 r rote? /or 

 musc/e 



venfr&f cata/nus 

 refractor 

 musc/e 



~~z~=, oca to motor 



~ ^" b rar?c/?es 



Opf/C frac/ 



- — ~-~==-.o c u/ar p/a/e 



CO/7preSSOr 

 /r?u<sc/es 



^^6 



ra/n 



ocu/&r p/a/e 

 depressor 

 musc/e 





\ tatera/ 

 -)rotocepf>a/on af/ractor muscfe anterior artery 



Figure 7. — Dorsal view of left eyestalk. Dorsal muscles removed to show branches of nerves and arteries. 



468059 O— 59 2 



