Coral reef overlain by 15.6feet of clay-shale; overlain by small rudist biostrome; overlain by 4feet of whitish beds; overlain by small rudist biostromes 5.2feet thick; overlain by 32 inches of low relief, reefal beds of rudists; overlain by 30 feet of soft (siliciclastic) beds; overlain by rudist biostromes


