94 VISION 



Donn, A. 1966. Annual review: cornea and sclera. Arch. Ophthalmol., 

 Chicago 75:261-288. 



Doolittle, F., and T. Stone, Jr. 1960. Osmotic pressure and aqueous humor 

 formation in dogfish. Science 132:36-37. 



Dowling, J. E. 1963. Neural and photochemical mechanisms of visual adapta- 

 tion in the rat. J. Gen. Physiol. 46:1287. 



Dowling, J. E. 1970. Organization of vertebrate retinas. The Jonas M. 

 Friedenwald Memorial Lecture. Invest. Ophthalmol. 9(9):655-680. 



Do wing, J. E., and H. Ripps, 1970. Visual adaptation in the retina of the 

 skate. J. Gen. Physiol. 56:491-520. 



Dowling, J. E., and H. Ripps. 1971a. Aspartate isolation of receptor po- 

 tentials in the skate retina. Biol. Bull. 141:384-385 (abstr.). 



Dowling, J. E., and H. Ripps. 19716. S-potentials in the skate retina. Intra- 

 cellular recordings during light and dark adaptation. J. Gen. Physiol. 

 58:163-189. 



Dowling, J. E., and H. Ripps. 1972. Adaptation in skate photoreceptors. J. 

 Gen. Physiol. 60:698-719. 



Dowling, J. E., and H. Ripps. 1973. Effect of magnesium on horizontal cell 

 activity in the skate retina. Nature 242:101-103. 



Dowling, J. E., and H. Ripps. 1976. Potassium and retinal sensitivity. Brain 

 Res. 107:617-622. 



Duke- Elder, S. 1932. A textbook of ophthalmology, vol. I. Henry Kimpton, 

 London. 



Duke-Elder, S. 1958. System of ophthalmology, vol. I, The eye in evolution. 

 Henry Kimpton, London. 



Dunn, R. F. 1973. The ultrastructure of the vertebrate retina. In I. Fried- 

 mann, ed. The ultrastructure of sensory organs. Elsevier, New York. 



Edelhauser, H. F. 1968. Sodium and water permeability of salt-water fish 

 corneas. Comp. Biochem. Physiol. 24:665-667. 



Faure, S. P. 1970. Le developpement embryonnaire de la cornee chez un 

 Selacien, la Roussette (Scyliorhinus canicula L.) etudie au microscope 

 electronique. Arch. Ophthamol., Paris 30(12):883-906. 



Finstead, W. D., and D. R. Nelson. 1975. Circadian activity rhythm in the 

 horn shark, Heterodontus francisci; effect of light intensity. Bull. S. Calif. 

 Acad. Sci. 74(l):20-26. 



Fox, L., and P. Kuchnow. 1965. Reversible, light screening pigment of 

 elasmobranch eyes: chemical identity with melanin. Science 

 150:612-615. 



Francois, J., and A. Neetens. 1974. Comparative anatomy of the vascular 

 supply of the eye in vertebrates. In H. Davson, ed. The eye, vol. 5, Com- 

 parative physiology. Academic Press, New York. 



Franz, V. 1931. Die Akkommodation des Selachierauges und seine Ab- 

 bledungs apparate nebst Befunden an der Retina. Zool. Jb. Abt. Allg. 

 Zool. Physiol. Tiere 19:323-462. 



Franz, V. 1934. Vergleichende Anatomie des Wirbeltierauges. In L. E. Bolk 

 et al., eds. Handbuch der vergleichenden Anatomie der Wirbel tiere, vol. 

 2/2. Urban & Schwarzenberg, Berlin. 



