Q:Calliostoma blacki -  Calliostoma blacki common name Black's maurea is a medium-sized sea snail a marine gastropod mollusc in the family Calliostomatidae the calliostoma top snails.Some authors place this taxon in the subgenus Calliostoma (Maurea). Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Animal