SEA-FISHERIES LABORATORY. 



323 



Text Fig. 5. Dissection of the Eye-Muscles, xf. 



The Cranium is seen from the dorsal surface and slightly from the left 

 side. The eyeballs have been pulled out from the orbits. 



foil 



Ubl inr 



P N- 



■\ •■^srrzM?' 



:.)S.x. 



R.lnf -V'^M 

 N.0phcu5.->5 ;;j 



L.rR 



Eye Muscle Cans!. 



; M 



J.J. del. 



■ 4 



f.tr.fa. 



Obi. Sup., superior oblique ; Obi Inf., inferior oblique] O.S.X., rotatory slip 

 of superior oblique; B. Slip., superior rectus; B. Inf., inferior rectus; 

 B. Int., internal rectus; B. Ext., external rectus; R.Fr., right frontal; 

 L.Fr., left frontal; B.P.Fr., "right prefrontal); L.P.Fr., left 'prefrontal ; 

 M.E., mesethmoid; M.E' 1 ., anterior portion of mesethmoid ; Yo., vomer; 

 Pa.S., parasphenoid ; A IS., alisphenoid ; Sp.O., Sphenotic ; f.olf., olfactory 

 foramen; f.tr.fa., trigemino-facial foramen, 



