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rockon-ro:BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.

kakaphoe: mairzydotes: mote-of-ash: aardwolfpack: Drepanaspis, an ostracoderm from the Devonian Peri

ryangoslingofficial: someone went back to the devonian period to post this

ryangoslingofficial: someone went back to the devonian period to post this

rockon-ro: BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.

alphynix: The armor-headed placoderms were the dominant fish during the Devonian period, evolving a

kakaphoe: mairzydotes: mote-of-ash: aardwolfpack: Drepanaspis, an ostracoderm from the Devonian Peri

rockon-ro: BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.

rockon-ro:BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.

rockon-ro: BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.

ryangoslingofficial: someone went back to the devonian period to post this

ryangoslingofficial: someone went back to the devonian period to post this

rockon-ro: BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.

eclectickittysheep: DUNKLEOSTEUS Type: (Placoderm)-(Arthropod Fish) Time Period: (Late Devonian Peri

ryangoslingofficial: someone went back to the devonian period to post this

Remember the Alamo (Impact) One of the best impact craters around is the Alamo Impact, a Devonian st

kakaphoe: mairzydotes: mote-of-ash: aardwolfpack: Drepanaspis, an ostracoderm from the Devonian Peri

ryangoslingofficial: someone went back to the devonian period to post this

Trilobite Tuesday: Drotops megalomanicus, a trilobite from the Middle Devonian of Morocco

rockon-ro: BLUE HALITE from the Devonian Prairie Evaporite Formation in Saskatchewan, Canada.