Polystira bayeri is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.
Distribution This marine species occurs off the Bimini Islands, The Bahamas at shallow depths.
References
External links Todd J.A. & Rawlings T.A. (2014). A review of the Polystira clade — the Neotropic's largest marine gastropod radiation (Neogastropoda: Conoidea: Turridae sensu stricto). Zootaxa. 3884(5): 445-491.