RITTER, — Eyes of Typhlogobius calif. 
PLATE III. 
Fig. 17. Meridional vertical section of the eye of a specimen 19 mm. long. 
X 280. a, connective-tissue strands (see text, pp. 57, 58) ; B, ciliary 
processes ¢ (see text, pp. 63, 64). 
* 18. Small portion of the retina of the eye shown in Figures 5 and 16. x 980. 
“ 19. A small portion of a section of the retina near the ora serrata from the 
eye having no lens. X 700. 
“ 20. Section of the retina of Clevelandia. 
A. small portion of the retina of the eye shown in Figure 13. x 350. 
