This stamp was issued by the Falkland Island Dependencies on March 16, 1982. It depicts Cryptopygus antarcticus, a soil-dwelling collembolan from the family Isotomidae. This stamp, the fourth in a series of six depicting various arthropods, was issued by the Falkland Island Dependencies on March 16, 1982.   It depicts Cryptopygus antarcticus, a soil-dwelling collembolan from the family Isotomidae.