sentences:  The composition of benthic molluscs and foraminifera, euhaline to mesohaline ostracods, and dinoflagellate assemblages indicate marine, shallow water conditions for the "Nerinella" Member, in particular for the lower part.Sedimentation occurred as tidal channel fills, subtidal and tidal sand bars, minor storm layers (tempestites), and beach deposits.Overall, the "Nerinella" Member represents a variety of shallow subtidal to lower intertidal environments influenced by tides and storms.