Fig. 29 Drawings of the morphologies of amacrine cells of the mammalian retina classified based on width of field covered by the cells. (Kolb H, Nelson R, Ahnelt R et al: Cellular organization of the vertebrate retina. In Kolb H, Ripps H, Wu S (eds): Progress in Brain Research, Vol. 131. Amsterdam: Elsevier Science BV, 2001:3–26)