Description: English: Plate 98. Paludina elongata. Long-spired River Snail—upper and lower figures. Paludina unicolor. Olive River Snail—side figures. Modern name is Bellamya unicolor. Paludina carinata. Carinated River Snail—middle figure. Date: February 1821. Source: Zoological Illustrations, Volume II. Author: William Swainson, F.R.S., F.L.S.
