bryophytes Patagonia 8 paleoenvironment 8 Cretaceous 6 Filicophyta 6 palynology 6 Argentina 5 Afropollis 4 Araucariaceae 4 Bacteria (microorganisms) 4 Bryophyta 4 Characeae 4 Cheirolepidiaceae 4 Cycadopsida 4 Dinophyceae 4 Fossil plants 4 Ginkgoales 4 Hydropteridales 4 Lycopodiopsida 4 Magnoliophyta 4 Neuquen Basin 4 Northern patagonia 4 Nothofagaceae 4 Palynomorphs 4 Podocarpaceae 4 South America 4 Stratigraphy 4 angiosperm 4 dinoflagellate 4 flora 4