Metaperiscyphops insulanus is an endemic species of armadillo woodlice, land crustacean isopods of the family Eubelidae. It occurs on the island of PrÃÂncipe in São Tomé and PrÃÂncipe. It is the only species of the genus Metaperiscyphops. The genus and the species were described in 1976 by Helmut Schmalfuss and Franco Ferrara.