Analysis of information sources in references of the Wikipedia article "List of Illyrians" in English language version.
Undoubtedly the word Illyrian had a distinct political (hence to some extent also ethnic) meaning, when applied to the Illyrian kingdom of Sirrhas or Bardylis I, at thend of the 5th or the beginning of the 4th century BC to the fall of Genthius in 168 BC, regardless of the unsolvable problem of how many dynasties alternately occupied the throne and what was the origin and the actual expanse of the kingdom of each of them