In the Tingutinguti stream section, the "Indotrigonia africana" Member exhibits several up to thick, poorly sorted, conglomeratic sandstone beds. They contain mud clasts, reworked concretions and/or accumulations of thick-shelled bivalves (mainly "Indotrigonia africana" and "Seebachia janenschi"), and exhibit megaripple surfaces. These conglomeratic sandstone layers are interpreted as storm deposits. In the Dwanika and Bolachikombe stream sections, and in a small tributary of the Bolachikombe creek, a discrete, up to thick conglomerate in the lower portion of the "Indotrigonia africana" Member displays evidence of a tsunami deposit. Overall, lithofacies and the