CoronadoaCoronadoa is a genus of sea snails, marine gastropod mollusks in the family Scissurellidae, the top snails.SpeciesSpecies within the genus Coronadoa include:Coronadoa demisispira Geiger & McLean, 2010Coronadoa hasegawai Geiger & Sasaki, 2009Coronadoa simonsae Bartsch, 1946