italic title Taxobox fossil range Late Devonian image Protosalvinia furcata.jpg image width 240px image caption Fossil of P. furcata from Devonian shale of Kentucky, USA. regnum Plant ae divisio incertae sedis genus Protosalvinia subdivision ranks Species subdivision Protosalvinia arnoldii br Protosalvinia braziliensis br Protosalvinia furcata br Protosalvinia ravenna synonyms Foerstia Orvillea Lang 1945 ref name Lang1945 cite doi 10.1111 j.1095 8339.1945.tb01351.x ref ref name Schopf1978 cite doi 10.1111 j.1502 3931.1978.tb01298.x ref Protosalvinia is a Paleobotany prehistoric plant found commonly in shale from shoreline Habitat ecology habitat s of the Upper Devonian period. The name Protosalvinia is a misnomer . The name literally means early Salvinia , and was given in the erroneous belief that the fossils were an earlier form of the living aquatic fern Salvinia . It is no longer believed that the fossils come from a fern, but deciding exactly what the fossil s represent is still a matter ... likely interpretation of Protosalvinia is that it represents either a fossil Marchantiophyta liverwort ... wall ultrastructure of Protosalvinia journal American Journal of Botany volume 74 issue 3 pages 437 ... slide mount of Protosalvinia sp. showing bifurcating thallus. Because Protosalvinia is usually preserved ... journal last Niklas first Karl J. year 1976 title Organic chemistry of Protosalvinia Foerstia from the Chattanooga ... bryophyte s lack stomata on the main body of the plant. However, the tips of Protosalvinia branches ... books.google.com ?id GZdOAAAAIAAJ&pg PA65&lpg PA65&dq protosalvinia conceptacle author Wilson N. Stewart ... and the evolution of plants ref rp 64 Protosalvinia is found in association with conodont elements. ref name Over2009 Cite journal year 2009 title PROTOSALVINIA DAWSON AND ASSOCIATED CONODONTS ... SCHIEBER4 AND FRANK R. ETTENSOHN5 postscript None ref For the present, the relationships of Protosalvinia ... Devonian life ca Protosalvinia es Protosalvinia zh ... more details
The following is a list of extinct plants . dynamic list Prehistoric extinctions further Paleobotany style clear right padding 7px background none align right Image Cooksonia.png 150px thumb Cooksonia Image Archaefructus liaoningensis.jpg 150px thumb Archaefructus Image Abies milleri SR 87 52 02 A.jpg 150px thumb Abies milleri Image Dillhoffia cachensis SR 92 17 20 1.jpg 150px thumb Dillhoffia image Trochodendron nastae SR 08 44 01 A.jpg 150px thumb Trochodendron nastae File Petrified Araucaria cone.jpg 150px thumb Araucaria mirabilis File ArizonaPetrifiedWood.jpg thumb 150px thumb Araucarioxylon arizonicum File Sphenophyllum miravallis.jpg thumb 150px thumb Sphenophyllum miravallis Silurian Baragwanathia Species into the Devonian Cooksonia Rhynia Tortilicaulis straddles Silurian Devonian boundary Devonian Archaeopteris one species into the Carboniferous Drepanophycus Protosalvinia Psilophyton Sphenophyllum Wattieza Carboniferous Annularia Sigillaria Lepidodendron Calamites Sphenophyllum Permian Cordaites Glossopteris Sphenophyllum Triassic Araucarioxylon ref F. H. Knowlton 1889 , New species of fossil wood Araucarioxylon arizonicum from Arizona and New Mexico , Proceedings of the United States National Museum ref Caytoniales extinct at the end of the Cretaceous Cladophlebis Zamites Brachyphyllum Pleuromeia Pannaulika Sphenophyllum Jurassic Araucaria mirabilis ref name calder cite journal author Mary Gordon Calder year 1953 title A coniferous petrified forest in Patagonia journal Bulletin of the British Museum Natural History series Geology volume 2 issue 2 pages 97&ndash 138 publisher The British Museum url http ia600301.us.archive.org 3 items bulletinofbritis02geollond bulletinofbritis02geollond.pdf ref Araucarites sanctaecrucis ref name calder Baiera Coniopteris Cycadeoidea Czekanowskia Eboracia Gleichenites Neocalamites Nilssonia plant Nilssonia Pararaucaria patagonica ref name calder Pterophyilum Schmeissneria Cretaceous Archaeamphora Northeastern China Archaea ... more details
, the fossil Protosalvinia was once considered a possible brown alga, but is now thought to be an early ... Taylor, T. N. year 1987 title Spore wall ultrastructure of Protosalvinia journal American Journal ... more details
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