PI.ATK XIX. 



Theoretical Section of Ihfi Ilors e's Eye . 

 a,Optic rt'Crve ; b, SderoUc ; c,(yioroittf tt^ Retina i e,C<trnc<i,- f,Truf; 

 ff,fi, CUiary circle, (orliffament J cinA proce-ssas gwen off by the choroid, 

 thoiiffh represented cls isolcUeti from, it, in- order to indicate their llrnils 

 more cie^cwly! i , Insertion, of the. cilutry processes on. the crystaJlinelensi 

 jXryslaUine lens; k, Crystalline capsulei I, Vitreous body, m ,?t /Anterior 

 and posterior chambers,- o,Theoi'etica2, indication of the membrane of 

 the aqueous humour; p,p,Tarsi ,- (j,q,FiJbrou,s membrane, of the eyelifis : 

 r,Elevator muscle of the upper eyelid; s,s, Orbicularis muscle of the 

 e^'eiidsi t,t, Skin of the eyelids; u„(^n/unotiva; v, £'piderm.ir layer of 

 this menibrane coverinff the Cornea,; x, Posterior rectus muscle ,■ 

 y.Superior rectus muscle; x, Inferior rectus muscls ; w, Fibrou.s 

 sheath oftlte orbit (or orbUai, membrane j . 



GeD.Mai-x.del.ufterD!Arbaval.i>.371. 



DIAGRAMMATIC VERTICAL. SECTKW THROrOH iAE 



JUUU5 BIEN h CO. NT. 



