noting or pertaining to a period of the Paleozoic Era occurring from about 280 to 230 million years ago and characterized by a profusion of amphibian species
the Permian Period or System
subfamily of Finnic, comprising the modern languages Udmurt and Komi, spoken in northeastern European Russia, and fragmentary attestations of an earlier language (Old Permic), dating from the 15th century
of or pertaining to a certain geologic time period [adj]
relating to the last period of the Palaeozoic era [adj]