Pelta(Antiq) A small shield, especially one of an approximately elliptic form, or crescent-shaped.
Century Dictionary and Cyclopedia
npeltaIn classical antiquity, a small and light buckler, as that introduced among the Athenian light-armed troops by Iphicrates, about 392 b. c., to take the place of the heavier shield, in order to increase their efficiency in marching and skirmishing.
npeltaIn botany, an apothecium of a lichen forming a flat shield without distinct exciple, as in the genus Peltigea; sometimes, also, a scale or bract attached by its middle.
npelta[capitalized] In conchology, a genus of gastropods, now called Runcina.