Trochaclis antarcticaTrochaclis antarctica is a species of sea snail, a marine gastropod mollusc in the family Trochaclididae.DescriptionTrochaclis antarctica is a species of snails in the family Trochaclididae. They are native to Antarctica. They have sexual reproduction. The length of the shell varies between 2 mm and 5 mm.DistributionThis species occurs in Antarctic waters off the South Sandwich Islands, the South Shetlands, the Antarctic Peninsula, the Ross Sea and the Weddell Sea.