Overlap of Continental Beds Small 320×71 Medium 640×142 Large 1024×228 Download Tiff Original 2400×534 | (245.0 KB) Description Diagrammatic section to illustrate the overlap of continental beds over a retreatal marine series. Keywords clastic deposit, continental bed, overlap Galleries Structural Geology Source: Amadeus W. Grabau A Textbook of Geology (Boston: D.C. Heath & Co., 1920) 561