(URNFIELD CULTURE, later HALLSTATT CULTURE); (the alternate family structure for Celtic, based on division into Insular and Continental branches, is falling into disfavor)
Note: As shown, there are two different models of how Celtic divided into its four branches. The P/Q model, which relates the Celtiberians to the Goidelics of Ireland, fits well with Irish myth, and with certain similarities between place names in Ireland and Iberia.