KYE OF NOTORYCTES TYPHLOPS. 571 



ducts {e.d.) ruuning out towards the skin and ending blindly beneath it. 

 Zeiss A, DC. 4. 



Fig. 3. — Transverse section taken across the tube through the anterior part 

 of the eye, showing parts as above, and, in particular, the close relationship 

 of the precorneal space to the sclero-choroid capsule, Zeiss A, oc. 4. 



Fig. 4. — Longitudinal section of small portion of outer tube, showing same 

 parts as in Fig. 1, but more enlarged. This figure is compiled from two con- 

 secutive thin sections, and shows more clearly than does Fig. 1 the fibres 

 (o.n./.) running from front to back of eye and through the pigment wall. 

 Zeiss A, oc. 4. 



