LAYER

n. La'u'r. Lat, stratum. Fr., couche, feuillet. Qer.. Lage, Schicht. It., strata. 8p., lecho, capa. I. A structure spread out like a sheet. 2. In botany, see MALLEOIUS (3d def.). Animal germ 1. See EPIBLAST. Animal 1. of the blastoderm [von Baerl. Fr., feuillet animal (du blastoderme). See EPIBLAST. KiK-HIary 1. The posterior papillae with their rod-like proce es in the electric plate of Gym not us. [J, 124.] IJar1 liar 1. of the retina. Liit.. tuuim Jacobi. Fr., couche A (ou de*) bdtonnets de In ratine. Ger.. Sttibchrn und Zapfenschicht der Netzhaut. The outermost 1. of the retina, the one nearest the chorioid, and intimately connected with the 1. of hexagonal pigment -rells. It is composed of rods and cones having a somewhat |>eculiar arrangement. In (lie immediate vicinity of the macula lutea each cone is surrounded by a single row of rods, out throughout the rest of the retina the numh r of rods is much larger than the number of cones. E, he; K*, ell; O, go; I, die; I*, in; N, in; N, tank; [s. 594]