Gibbula sagus (Defrance, 1828) †

Early Miocene (Burdigalian): NE Atlantic (France: Aquitaine Basin).

Middle Miocene (Langhian): NE Atlantic (France: Loire Basin).

Middle Miocene (Serravallian): Proto-Mediterranean Sea (Turkey: Karaman Basin).

Late Miocene (Tortonian): NE Atlantic (France: Loire Basin, Portugal: Cacela Basin).

(Landau et al. 2013, 2017; Ceulemans et al. 2016)