304 ELEMENTS OF HISTOLOGY. [Chap, xxxvu. 



in structure ; the spaces between its lamellae are 

 lined with endothelium, and represent lymph spaces 

 (Schwalbe). 



(2) Next follows an elastic layer which contains 

 networks of elastic fibres, the branches of the arteries 



Fig. 154. From a Vertical Section through the Ciliary Processes of 

 the Ox's Eye. 



a, Fibrous tissue with picrmented cells ; 6, loose fibrous tissue forming the 

 proper membrane of the ciliary process ; c, the pigmented epithelium covering 

 the posterior surface of the ciliary process; d, the epitheloid cells, forming 

 the pars ciliaris retinae covering the back of the ciliary processes ; e, Zonula 

 Zinnii, with bundles of fibres. (Atlas.) 



and veins, and, in its outer portion, pigmented cells 

 (Fig. 155). 



427. (3) Then follows the membrana chorio- 

 capillaris, a dense network of capillary blood-vessels 

 embedded in a tissue containing numerous branched 



