443.7 MA SILURIAN PERIOD (443.7-416 MA) Caledonian
mountain building Club
mosses and other primitive land plants abundant Arthropods - some may have invaded land LLANDOVERY EPOCH (443.7-428.2
MA) RHUDDANIAN
STAGE (4.7
M)
(443.7-439
MA) 439 MA
AERONIAN
STAGE
(439-436 MA) 436 MA
TELYCHIAN
STAGE
(436-428.2 MA) 428.2 MA WENLOCK
EPOCH
(428.2-422.9 MA)
SHEINWOODIAN STAGE
(428.2-426.2
MA) 426.2 MA
HOMERIAN
STAGE
(426.2-422.9 MA) 422.9 MA LUDLOW
EPOCH
(422.9-418.7 MA) GORSTIAN
STAGE
(422.9-421.3
MA) 421.3 MA
LUDFORDIAN
STAGE
(421.3-418.7 MA) 418.7 MA PRIDOLI
EPOCH
(418.7-416 MA)
STAGE 1 - PRIDOLI
(418.7-416
MA)