Ministrombus variabilisMinistrombus variabilis, the variable conch, is a species of sea snail, a marine gastropod mollusk in the family Strombidae, the true conchs.DescriptionThe shell size varies between 25 mm and 60 mm.DistributionThis species is distributed in the Pacific Ocean along the Philippines, Samoa, Indonesia and Northeast Australia. There have been a total of 516 occurrences, 219 of them being from Australia.