“…Nevertheless, absolute age estimates for this period have been few from fluvial sequences (e.g. Voinchet et al ., ; Hérisson et al ., ; Antoine et al ., ) and the preponderance of dating information comes from other techniques, such as the relative position of the deposits within the river terrace succession (e.g. Bridgland, ; Antoine, ; Antoine et al ., , , 2015), from mammalian and molluscan biostratigraphy (Keen, , ; Preece, , ; Schreve, ; Bridgland and Schreve, ; Schreve et al ., ) and from aminostratigraphy (Penkman et al ., ).…”