Tetradium cellulosum; Pooleville Member, Bromide Formation, Middle Ordovician, Oklamoma

Collenia undosa; Biwabik Formation, Precambrian, 2.1 Billion, Biwabik, Minnesota

Coenostroma pustuliferum; Petoskey Formation, Middle Devonian, Petoskey, Michigan

Palm Wood; (non-stromatolite); Morrison Formation, Jurassic, Utah

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Stromatolite Sample Set 3 Plus JPT-stromo1653$45.00

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