Greek Tortoise Plastron Small 233×320 Medium 467×640 Large 747×1024 Download Tiff Original 1750×2400 | (635.9 KB) Description "Internal view of the plastron of the Greek tortoise. EP., Epiplastron (clavicle?); ENT., entoplastron (interclavicle?); HYO., hyoplastron; HYPO., hypoplastron; XIPHI., xiphiplastron." -Thomson, 1916 Keywords entoplastron, epiplastron, greek tortoise shell, hyoplastron, hypoplastron, internal plastron, xiphiplastron Galleries Reptile Anatomy Source: J. Arthur Thomson, M.A., LL.D. Outlines of Zoology (New York, NY: D. Appleton & Company, 1916)