the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > superorder Branchifera > order Prosobranchiata > section Siphonostomata > family Thaididae > genus Purpura (1)
purpura1753
Medicine. Originally: any of various diseases accompanied by a dark red or purplish rash; purples, purple fever. In later use (frequently with…