(Σημαχίδαι; Sēmachídai). Attic asty(?) deme of the Antiochis phyle, with one bouleutḗs. According to Philochorus in Steph. Byz. s. v. Σ., situated in Epacria, the mountainous north of Attica, (at modern Vredou ?). A second S., attested at the end of the 2nd/beginning of the 3rd cent. AD, was not a regular Attic deme [1. 13, 94 f., 121 no. 37].
Lohmann, Hans (Bochum),
Brill’s New Pauly, Antiquity volumes edited by: Hubert Cancik and , Helmuth Schneider, English Edition by: Christine F. Salazar, Classical Tradition volumes edited by: Manfred Landfester, English Edition by: Francis G. Gentry.
Consulted online on 12 December 2018 <http://dx.doi.org/10.1163/1574-9347_bnp_e1107650>