1950 |
Mamay,S.H. | Mamay,S.H. (1950) Some American Carboniferous fern fructifications. Annals of the Missouri Botanical Garden. 409- 476
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1950 |
Fries,M. et al. | Fries,M. et al. (1950) Pre-Quaternary pollen grains and spores found in Late-Glacial and post-Glacial Clays in Bohuslan, southwest Sweden. Arkiv for Mineralogioch Geologi,(Sweden). 199- 210
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1950 |
Thomson,P.W. | Thomson,P.W. (1950) Fundamentals of pollen and spore microscopy based on an investigation of the main seam of the Rheinisch Brown Coal of Lilar, Neurath, Fortuna and Bruhl. Geologisches Jahrbuch Reihe A. 113- 126
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1950 |
Rein,U. | Rein,U. (1950) The importance of fine stratigraphy for Rhine Browncoal Mining and its practical application. Braunkohle,Warme und Energie. 72- 78
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1950 |
Rein,U. | Rein,U. (1950) Pollen analytical study of the Pliocene-Pleistocene boundary on the Left Bank of the Rhine Geologisches Jahrbuch Reihe A. 773- 778
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1950 |
Shimada,M. | Shimada,M. (1950) Pollen grains found in Lignite from the environment of the City of Sendai. Botanical Magazine. 235- 236
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1950 |
Ishchenko,A.M. | Ishchenko,A.M. (1950) Some preliminary results from spore analysis and study of the stratigraphy and paleogeography of the Carboniferous deposits of the USSR. Trudy Konferentsii po Sporovo-Pyltsevomu Analizu, 1948 Goda; Geograficheskii Facultet, Izdatelstvo Moskovskogo Universiteta, Moscow, Russia.. 155- 163
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1950 |
Knox,E.M. | Knox,E.M. (1950) The spores of Lycopodium, Phylloglossum, Selaginella and Isoetes and their value in the study of microfossils of Paleozoic age. Transactions and Proceedings of the Botanical Society of Edinburgh. 209- 357
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1950 |
Arnold,C.A. | Arnold,C.A. (1950) Megaspores from the Michigan Coal Basin. Contributions from the Museum of Paleontology. University of Michigan. 59- 111
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1950 |
Lundblad,B. | Lundblad,B. (1950) On a fossil Selaginella from the Rhaetic of Hyllinge, Scania. Svensk Botanisk Tidskrift. 477- 487
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1950 |
Florschutz,F. et al. | Florschutz,F. et al. (1950) The paleobotanical boundary Pliocene-Pleistocene in the Netherlands International Geological Congress,18th.Report of the 18th Session.Britain.1948.. 40- 46
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1950 |
Kirchheimer,F. | Kirchheimer,F. (1950) The occurrence of Sciadopitys in Middle European Tertiary and the importance of its pollen in the stratigraphy of the Brown Oal Layers. Neues Jahrbuch fмr Geologie und Pal¤ontologie. Monatshefte. 59- 64
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1950 |
Kirchheimer,F. | Kirchheimer,F. (1950) Microfossils from Salt deposits of the Tertiary. Pal¤eontographica Abteilung B. 127- 160
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1950 |
Muller-Stoll,W.R. | Muller-Stoll,W.R. (1950) Comments on quantitative analysis of pollen in Tertiary sediments. Planta: Archiv fur Wissenschaftliche Botanik. 209- 212
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1950 |
Thomson,P.W. | Thomson,P.W. (1950) The origin of the Coal Seams based on micropaleontological investigations of the main Seam of the Brown Coal of the Rhine. Braunkohle,Warme und Energie. 39- 43
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1950 |
Naumova,S.N. | Naumova,S.N. (1950) Spores of the Lower Silurian. Trudy Konferentsii po Sporovo-Pyltsevomu Analizu, 1948 Goda; Geograficheskii Facultet, Izdatelstvo Moskovskogo Universiteta, Moscow, Russia.. 165- 190
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1950 |
Baxter,R.W. | Baxter,R.W. (1950) Peltastrobus Reedae Botanical Gazette. 174- 182
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1950 |
Thomson,P.W. et al. | Thomson,P.W. et al. (1950) A micropalaeontological study of the Rheinland Brown Coal compared to the Liblar / Bezirk Coal. Geologisches Jahrbuch Reihe A. 107- 112
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1950 |
Potonie,R. et al. | Potonie,R. et al. (1950) On the nomenclature and classification of the Neogene sporomorphs (Pollen and spores). on the geology of the Rhine Valle Brown Coal. 1. Geologisches Jahrbuch Reihe A. 35- 70
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1950 |
Cookson,I.C. | Cookson,I.C. (1950) Fossil pollen grains of Proteaceous type from Tertiary deposits in Australia Australian Journal of Scientific Research.Series B. 166- 177
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1950 |
Mahabale,T.S. | Mahabale,T.S. (1950) A species of fossil Salvinia from the Deccan Intertrappean Series, India. Nature. 410- 411
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1950 |
Dijkstra,S.J. | Dijkstra,S.J. (1950) Carboniferous megaspores in Tertiary and Quaternary deposits of S.E.England. Annals and Magazine of Natural History,(London),Series 12. 865- 877
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1950 |
Pflug,H.D. | Pflug,H.D. (1950) Provisional results of analysis of the micropaleontology and stratigraph of the Brown Coal of Helms Tedt. Braunkohle,Warme und Energie. 340- 342
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1950 |
Radforth,N.W. et al. | Radforth,N.W. et al. (1950) An analysis of Cladophlebis (Klukia) Dunkeri Schimper, a Mesozoic fern from Western Canada. Canadian Journal of Research,Sec.C. 780- 787
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1950 |
Pokrovskaya,I.M. | Pokrovskaya,I.M. (1950) The Basic Stages in the development of the vegetation of the Urals in the Mesozoic and Cenozoic from the data of pollen analysis Trudy Konferentsii po Sporovo-Pyltsevomu Analizu, 1948 Goda; Geograficheskii Facultet, Izdatelstvo Moskovskogo Universiteta, Moscow, Russia.. 137- 154
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1950 |
Horst,U. | Horst,U. (1950) Phase-contrast photography, a new aid for microscopic coal research. Bergbau und Energiewirtschaft.
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1950 |
Thiergart,F. | Thiergart,F. (1950) Pollen floras of the Tertiary Brown Coals of the Lower Rhine Valley. Geologisches Jahrbuch Reihe A. 81- 106
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1950 |
Kufferath,H. | Kufferath,H. (1950) Research on plankton from Mer Flamande (Mer du Nord m©ridionale). 1. What flagellate, protistes and "caetera". Bulletin de l'Institut Royal des Sciences Naturelles de Belgique. 1- 43
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1950 |
Klaus,W. | Klaus,W. (1950) Development and significance of Pre-Quaternary palynology in Austria. Montan-Zeitung,(Wien). 4- 4
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1950 |
Cross,A.T. | Cross,A.T. (1950) Plant microfossils and the application of their study to Coal stratigraphy. Conference on the Origin and Constitution of Coal,Proceedings,1st Nova Scotia Research Foundation,Halifax,1950. 49- 74
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1950 |
Gothan,W. | Gothan,W. (1950) On a new fern fructification (Waldenburgia corynepteroides, nov.gen.et sp.), of the Lower Silesian Carboniferous. Arkiv for Botanik,Series 2 (Stockholm). 349- 354
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1950 |
Thiergart,F. | Thiergart,F. (1950) Coaly preservation Stages of some Asaccate Coniferous pollen of the Tertiary Planta: Archiv fur Wissenschaftliche Botanik. 205- 208
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1950 |
Lundblad,B. | Lundblad,B. (1950) Studies in the Rhaeto-Liassic floras of Sweden. I.Pteridophyta, Pteridospermae, and Cycadophyta from the Mining District of northwest Scania. Palaobotanische Mitteilungen,Kungliga Svenska Vetenskapsakademiens Handlingar.
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1950 |
Vladimirovich,V.P. | Vladimirovich,V.P. (1950) Pollen and spores in Coal bearing strata of the Kazakhstan Region Doklady Akademii Nauk SSSR. 365- 367
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1950 |
Kremp,G.O.W. | Kremp,G.O.W. (1950) Pollen analysis of the Brown Coal Seams of Beuern near Giessen. Notizblatt des Hessischen Landesamtes fur Bodenforschung,(Wiesbaden). 269- 271
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1950 |
Kremp,G.O.W. | Kremp,G.O.W. (1950) Pollen analysis of Brown Coal in the southern part of Niedersachsen, especially in the Solling. Geologisches Jahrbuch Reihe A. 489- 517
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1950 |
Hofmann,E. | Hofmann,E. (1950) Pollen grains in the Upper Cretaceous Flysch of Muntigl near Salzburg. International Botanical Congress, 7th, Proceedings,Stockholm. 886- 886
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1950 |
Ghosh,A.K. et al. | Ghosh,A.K. et al. (1950) Microfossils from the Vindhyans Science and Culture,(Calcutta). 330- 331
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1950 |
Hsм,J. | Hsм,J. (1950) Devonian spores from Yunnan, China. International Botanical Congress, 7th, Proceedings,Stockholm. 888- 888
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1950 |
Ghosh,A.K. et al. | Ghosh,A.K. et al. (1950) Microfossils from the Cambrian strata of the Salt Range, Punjab. Bose Research Institute,Transactions,Calcutta. 72- 78
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1950 |
Ferm,J.C. | Ferm,J.C. (1950) Megaspores of the Middle (?) Kittanning Coal in Beaver County, Pennsylvania. American Journal of Botany. 672- 673
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1950 |
Duigan,S.L. | Duigan,S.L. (1950) A catalogue of the Australian Tertiary flora. Proceedings of the Royal Society of Victoria. 41- 56
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1950 |
Pant,D.D. | Pant,D.D. (1950) On the occurrence of Pityosporites Seward, in the Lower Gondwana Tillite from Australia and its possible relationship with Glossopteris. Journal of the Indian Botanical Society. 1- 15
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1950 |
Bose,M.N. | Bose,M.N. (1950) Angiospermic remains from the Barmer Sandstones and associated Clays in Rajasthan. Journal of the Indian Botanical Society. 24- 25
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1950 |
Rao,A.R. et al. | Rao,A.R. et al. (1950) Plant microfossils from Palana Lignite Eocene, Bikaner. Current Science. 82- 84
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1950 |
Bolkhovitina,N.A. | Bolkhovitina,N.A. (1950) Lower Cretaceous spore-pollen complexes of the Chulymo-Enisey Basin, Southern Urals and Kazakhstan. Trudy Konferentsii po Sporovo-Pyltsevomu Analizu, 1948 Goda; Geograficheskii Facultet, Izdatelstvo Moskovskogo Universiteta, Moscow, Russia.. 125- 135
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1950 |
Trivedi,B.S. | Trivedi,B.S. (1950) Megaspores from Lower Gondwana of Singrauli Coalfield, District Mirzapur. Current Science. 126- 126
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1950 |
Schemel,M.P. | Schemel,M.P. (1950) Cretaceous plant microfossils from Iowa American Journal of Botany.
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1950 |
Hoffmeister,W.S. | Hoffmeister,W.S. (1950) Fossil spores and pollen as indicators of Near-Shore environment. The Carter Oil Company,Research Department. 1- 27
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1950 |
Schemel,M.P. | Schemel,M.P. (1950) Carboniferous plant spores from Daggett County, Utah Journal of Paleontology. 232- 244
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1950 |
Naumova,S.N. | Naumova,S.N. (1950) Angiosperm pollen in deposits of the Lower Carboniferous. Izvestiya Akademii Nauk SSSR, Seriya Geologicheskaya. 103- 113
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1950 |
Eisenack,A. | Eisenack,A. (1950) Additional information on the Melanoskleritoid problem. Neues Jahrbuch fмr Geologie und Pal¤ontologie. Monatshefte. 371- 376
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1950 |
Kosanke,R.M. | Kosanke,R.M. (1950) Pennsylvanian spores of Illinois and their use in correlation. Illinois State Geological Survey, Bulletin. 1- 128
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1950 |
Reissinger,A. | Reissinger,A. (1950) Pollen analysis extended to all sedimentary rocks of the geological past. Pal¤eontographica Abteilung B. 99- 126
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1950 |
Arnold,C.A. | Arnold,C.A. (1950) The spores of Archaeopteris, with remarks on the affinites of the genus. International Botanical Congress, 7th, Proceedings,Stockholm. 559- 561
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1951 |
Lejeune-Carpentier,M. | Lejeune-Carpentier,M. (1951) The microscopic study of flint. Gymnodinium and Phanerodinium (dinoflagellates) from Belgium. (Thirteenth note.) Annales de la Soci©t© G©ologique de Belgique. 307- 313
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1951 |
Cookson,I.C. et al. | Cookson,I.C. et al. (1951) Tertiary Araucariaceae from southeastern Australia, with notes living species Australian Journal of Scientific Research.Series B. 415- 449
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1951 |
Murriger,F. et al. | Murriger,F. et al. (1951) Concerning the age of Brown Coal of Burghasungen, Bezirk Kassel, based on pollen analysis and comparisons with other Browncoal deposits. Notizblatt des Hessischen Landesamtes fur Bodenforschung,(Wiesbaden). 87- 97
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1951 |
Harris,W.F. | Harris,W.F. (1951) New Zealand plants and their Story--Clues to the Past. New Zealand Science Review Symposium. 3- 7
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1951 |
Couper,R.A. | Couper,R.A. (1951) Evidence from Earlier times. New Zealand Science Review Symposium. 10- 12
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