Algae (possibly red), bryozoans, corals and stromatopores.
Framework of cyanobacterium Trichonophyton and some bryozoans mainly.
Reefal complex with massively bedded microbial carbonates, bioclastic and micritic succession, coral-algal and stromatoporoid-algal reefs, dolomitic micrites and massive tabulate coral and algal boundstones (top)
Reefs on crinoidal mud mounds.