Songiella intacta Xu Jinli et al., 1997, p.60, pl.3, figs.8–9; pl.49, figs.1a–d ex He Chengquan et al., 2009, p.369,668. Holotype: Xu Jinli et al., 1997, pl.49, figs.1a–d. This name was not validly published in Xu Jinli et al. (1997), since no English or Latin description was provided; He Chengquan et al. (2009, p.668) validated the name by publishing an English diagnosis. Age: middle-late Eocene.