Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Scodra, ae, f., a town of Dalmatia, now Scutari, on Lake Labeatis, Liv. 44, 31; 44, 32; 45, 26; Plin. 3, 22, 26, § 144.
Hence, Scodrenses, ium, m., the inhabitants of Scodra, Liv. 45, 26.