Jujubinus rubioi is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails. It occurs in the Atlantic Ocean off the Cape Verde Islands, and the height of the shell attains 6 mm.
References
Further reading Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda