AdinusAdinus is a genus of sea snails, marine gastropod mollusks in the family Nassariidae, the Nassa mud snails or dog whelks.DescriptionThe subulate shell is spirally striated. The columella is abruptly truncate at its base. The inner lip is corrugated, with a callosity at hind part. The outer lip is grooved internally, externally marginated.Species † Adinus tjidamarensis ''Adinus truncatus''