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Message * Articles On Devonian Life, including Pachytheca, Archaeopteris, Pteridospermatophyta, Baragwanathia, Protosalvinia, Drepanophycus, Asteroxylon, Drepanophycaceae, Drepanophycales, Rhyniophyta, Progymnosperm, Wattieza, Cladoxylopsid - 1243246685 - 9781243246684