SUMA´TIA(Σουματία, Paus. 8.3.4; Steph. B. s. v.;Σουμητία, Paus. 8.36.7; Σουμάτειον, Paus. 8.27.3; Σουμήτεια, Steph. B. s. v.), a town of Arcadia in the district Maenalia, on the southern slope of Mt. Maenalus. It was probably on the summit of the hill now called Sylímna, where there are some remains of polygonal walls. (Leake, Morea, vol. 2. p. 51; Ross, Peloponnes, p. 120.)