[1] In fact, that of several cities founded, in Asia, by members of the hellenistic Seleukid (Seleucid) dynasty. For two of the major ones, on the rivers Tigris and Orontes, see OCD4 1340-41; Barrington Atlas map 91 grid F4 and, respectively, map 67 grid B4. However, the 'Seleukeia' entry in Stephanus of Byzantium features the one in Rough (Tracheia) Cilicia, Seleucia ad Calycadnum a.k.a. Tracheia (Barrington Atlas map 66 grid D4), which came under Isaurian control in later periods; see further, next note.
[2] (This addendum is missing, Adler reports, in mss AFV.) The Isaurians inhabited "an ill-defined region" (OCD4 745) of central Asia Minor, generally lying to the west-northwest of their Seleukia (n.1).
[3] Either a variant of the headword toponym Seleukeia or a woman's name (as in e.g. one of the letters of John Chrysostom, Epistulae ad Olimpiadem 9.2.69).