WHITE SHRIMP FROM THE GULF OF MEXICO 



41 



antenna I 

 sca/e. 



sca/e abductor 



musc/e 



sca/e ad due for 



musc/e 



sca/e adductor 

 musc/es. 



sca/e abductor 

 musc/es . 



re motor musctes 

 of 2 nd antenna/ 



segment — -*= 



ventral point of 

 sca/e art/cu/af/on 



promotor musc/es of 

 5th antenna/ segmenf __ 



adductor musc/e of 

 4th antenna/ segment^ 



abductor musc/e of 

 4-th antenna I segmen f, -  



sca/e abductor -- 



_____ - - - antenna/ 



f/age//um 



/ antenna/ 

 nen/e 



,f /age //urn f/exor 

 musc/es 



^antenna/ 

 *.'"" artery 



'rotator musc/e 



of3rdantennat 

 segment 



^^^-'excretorof pore 



___ _ _ _ — adductor muscle 



of fstantennaf 

 segment 



, antenna I nerve 



/' , f I age Hum f/exor 

 musc/e 



--" f I age Hum extensor 

 musctes 



- promotor muscles of 

 4th antenna/ segment 



mas c/e *""" 2nd antenna! segment 



excretory pore 



/st antenna/ 

 segment 



Sn rotator musc/e of 

 3rd antenna/ segment 



Figure 24. — Ventral view of right antenna showing ventral muscles, nerves, and blood vessels. Ventral cuticle removed. 



.4. Superficial ventral elements. B. Dorsal elements. 



