Medium-sized (up to 26 cm CL) turtle with olive or green carapace. Vertical yellow bar through each lateral scute and additional yellow and dark lines parallel to each bar. Carapace low, with weak midback keel and serrate posterior edge. Keel and toothed edge of carapace disappear with age. Plastron yellow with dark markings. Old adults (particularly males) melanistic, with obscured pattern. Male with elongate foreclaws and vent opening beyond end of carapace.