From "Structure of the Mammalian Retina" c.1900 By Santiago Ramon y Cajal.
Outline of the structure of the mammalian retina. 1. Rod and cone layer. 2. External limiting membrane. 3. Outer granular layer. 4. Outer plexiform layer. 5. Inner granular layer. 6. Inner plexiform layer. 7. Ganglion cell layer. 8. Optic nerve fibre layer. 9. Internal limiting membrane. A. Pigmented cells. B. Epithelial cells. a. Rods. b. Cones. c. Rod nucleus. d. Cone Nucleus. e. Large horizontal cell f. Cone-associated bipolar cell. g. Rod-associated bipolar cell. h. Amacrine cells. i. Giant ganglion cell. j. Small ganglion cells.
From "Structure of the Mammalian Retina" c.1900 By Santiago Ramon y Cajal. 1.- Rod and Cone layer 2.-Outer nuclear layer 3.- Granule layer 4.- External plexiform layer A: Pigmented cells; B: epithelial cells