Magnified Frog Cornea Showing Branched Corpuscles Small 320×189 Medium 640×378 Large 1024×605 Download Tiff Original 2400×1418 | (443.8 KB) Description Horizontal preparation of cornea of frog; showing the network of branched cornea-corpuscles. The ground substance was completely colorless. Keywords "cornea-corpuscle", "eye cell", cornea Galleries Amphibian Anatomy Source: Baker, W. Morrant & Harris, Vincent Dormer Kirkes' Hand-book of Physiology, 13th ed. (Philadelphia: P. Blakiston's Son & Co., 1892) 715