“…The general structure of the lamina lucida includes the presence of anchoring filaments and subbasal dense plates (Susi et al, 1967;Hashimoto et al, 1970;Briggaman and Wheeler, 1975;Briggaman, 1982;Tidman and Eady, 1984;Eady, 1988;Osawa and Nozaka, 1995). Other than these structures, a meshwork structure, which divided the lamina lucida into two layers with the same thickness, was reported only in young animals Nozaka, 1991, 1992).…”