HOME                                  Carboniferous Period  (359.2MA-299MA)          Permian Period (299MA-251MA)        Triassic Period (251MA-199.6MA)                    History Timeline Index



299 MA                  PERMIAN299 PERIOD (69 M)                 (299-230 MA)

                                Landmasses  all connected (except parts of East Asia)  as supercontinent Pangaea

                                Ice Age in South America, Africa, Australia, India, and Antarctica

                                Panthalassa - one universal sea

                                Extinction of much Paleozoic life - trilobites

                                Amphibians decrease in importance

                                CISURALIAN299 EPOCH (29 M)                     (299-270.6 M)

                   ASSELIAN299  STAGE  (4.40 M)                                      (299-294.6 MA)

294.6 MA           SAKMARIAN294.6  STAGE  (10.2 M)                               (294.6-284.4 MA)

284.4 MA               ARTINSKIAN284.4  STAGE(8.8 M)                                   (284.4-275.6 MA)

275.6 MA           KUNGURIAN275.6  STAGE (5 M)                                      (275.6-270.6 MA)

270.6 MA               GUADALUPIAN270.6  EPOCH (10.2 M)         (270.6-260.4 MA)

                                ROADIAN270.6  STAGE  (2.6 M)                                       (270.6-268 MA)

268 MA             WORDIAN268  STAGE  (2.2 M)                                         (268-265.8 MA)

265.8 MA           CAPITANIAN265.8  (5.4 M)                                                 (265.8-260.4 MA)

260.4 MA               LOPINGIAN260.4  EPOCH  (9.4 M)                 (260.4-251 MA)

                   WUCHIAPINGIAN260.4  STAGE  (6.6 M)             (260.4-253.8 MA)

253.8 MA           CHANGHSINGIAN253.8  STAGE  (2.8 M)                        (253.8-251 MA)

252..28 MA            End-Permian Event - 95% marine life and 70% terrestrial life extinct - lasts about 200,000 years (most intense for 20,000 years)

                                End-Permian Event - possibly caused byexcessive  CO2 output from Siberian Volcanic Traps 

251 MA                  MESOZOIC251 ERA  (163 M)           (251-67 MA)


HOME                                  Carboniferous Period  (359.2MA-299MA)          Permian Period (299MA-251MA)        Triassic Period (251MA-199.6MA)                    History Timeline Index