3 m thick and 13 wide Tubiphytes-Crinoid bioherms.
Buildup growth began with the hydrodynamic accumulation of a bioclastic pile that was colonized by a crinoid thicket, which then diversified with abundant brachiopods, bryozoans and solitary rugose corals, and finally matured into boundstones composed of Tubiphytes, laminar algae, and large crinoids.   