“…2) form the upper parts of respectively the Sansikwa and Haut-Shiloango subgroups. Both formations have been interpreted as glaciogenic tillite (Cahen, 1948(Cahen, , 1950(Cahen, , 1963(Cahen, , 1978Lepersonne, 1951;Kröner & Correia, 1973;Cahen & Lepersonne, 1976) or as submarine mudflow deposits (Schermerhorn & Stanton, 1963;Wagner & Wilhelm, 1971;Schermerhorn, 1981;Vellutini & Vicat, 1983). Recently, the UDF was re-interpreted as sediment gravity flows with possible but only limited glaciogenic influence Delpomdor et al, 2016).…”