Siciliensis
Could not find Sicilienses in Logeion dictionaries.
Sicilienses Proper-name adjective: masculine vocative plural, Proper-name adjective: masculine nominative plural, Proper-name adjective: feminine vocative plural, Proper-name adjective: feminine accusative plural, Proper-name adjective: masculine accusative plural, Proper-name adjective: feminine nominative plural of Siciliensis
Sĭcĭlĭensis, e, v. Siculi, C.
Siciliēnsis, e, s. Sicilia.
Sĭcĭlĭēnsis, (11) e, de Sicile, Sicilien : Cic. Nat. 3, 24 ; Br. 318.