Year First author Citations link
1930 Kirchheimer,F. Kirchheimer,F. (1930) Browncoal research and pollen analysis Braunkohle,(Halle). details
1930 Ergalskaya,Z. Ergalskaya,Z. (1930) Description of the microscopicalstructure of the coal of the Dvukharshinny Seam, Chernogorski Mines, Minusinsk Basin, Russia. Geologo-Razvedochnoe Obedenniya,Trudy 4 (Transaction of the Geological and Prospecting Service of USSR;Fasc.4). 71- 78 details
1931 Potonie,R. Potonie,R. (1931) Pollen forms of the Miocene Brown Coal. Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin. 24- 28 details
1931 Nemejc,F. Nemejc,F. (1931) A study on the systematical position of the fructification called Sporangiostrobus Bode. Bulletin de International de l'Academie des Sciences de Boheme(Prague). 1- 13 details
1931 Kirchheimer,F. Kirchheimer,F. (1931) Pollenanalytic investigations of Brown Coal Braunkohle,(Halle). 1- 8 details
1931 Potonie,R. Potonie,R. (1931) The microscopic research of Brown Coals.Tertiary pollen forms. Braunkohle,(Halle). 325- 333 details
1931 Kirchheimer,F. Kirchheimer,F. (1931) The fossil representatives of the genus Salvinia Mich.Iii. On a new discovery from remains of microsporangia of a Miocene Salvinia Planta: Archiv fur Wissenschaftliche Botanik. 102- 113 details
1931 Bradley,W.H. Bradley,W.H. (1931) Origin and microfossils of the oil shales of the Green River Formation of Colorado and Utah. United States Geological Survey, Professional Paper. 1- 58 details
1931 Potonie,R. Potonie,R. (1931) Pollenforms from the Tertiary Brown Coals. Jahrbuch der Preussischen Geologischen Landesansta,Senftenberg. 1- 7 details
1931 Bode,H. Bode,H. (1931) Pollen analysis of Brown Coal Internationale Bergwirischaft und Bertechnik,(Halle). 10- 15 details
1931 Eisenack,A. Eisenack,A. (1931) New Mikrofossils of the Baltic Silurian.1. Pal¤eontologische Zeitschrift. 74- 118 details
1931 McCabe,L.C. McCabe,L.C. (1931) Some plant structures of coal. (In: Papers presented to the 24th Annual Meeting, Peoria Illinois) (D.E.Rose Ed.) Transactions of the Illinois State Academy of Science. 321- 326 details
1931 Zerndt,J. Zerndt,J. (1931) Megaspores as guide fossils of the productive Coal Measures. Bulletin de l'Academie Polonaise des Sciences et des Lettres,Serie I.Math.(2). 165- 183 details
1931 Harris,T.M. Harris,T.M. (1931) The fossil flora of Scoresby Sound, east Greenland. Part 1. Cryptogams (exlusive of Lycopodiales). Meddelelser om Grиnland. 1- 104 details
1931 Potonie,R. Potonie,R. (1931) On the microscopy of Browncoal.Tertiary spore and pollen forms: Part 4. Zeitschrift fur Braunkohle. 554- 556 details
1931 Stach,E. et al. Stach,E. et al. (1931) Spores in the Flame, Gasflame and Gascoal of the Ruhr Coal. Zeitschrift "Gluckauf,"Berg-Und Huttenmannische.. 1118- 1124 details
1932 Arnold,C.A. Arnold,C.A. (1932) Microfossils from Greenland Coal. Papers of the Michigan Academy of Science, Arts and Letters. 51- 61 details
1932 Potonie,R. et al. Potonie,R. et al. (1932) Spore forms in the Agir and Bismarck Seams of the Ruhr Basin. Neues Jahrbuch fмr Mineralogie, Geologie und Pal¤ontologie. Monatshefte. Abteilung 2: Geologie, Pal¤ontologie. 438- 454 details
1932 Wodehouse,R.P. Wodehouse,R.P. (1932) Tertiary pollen.1.Pollen of the living representatives of the Green River flora. Bulletin of the Torrey Botanical Club. 313- 340 details
1932 Miner,E.L. Miner,E.L. (1932) Megaspores ascribed to Selaginellites from the Upper Cretaceous coals of Western Greenland. Journal of the Washington Academy of Sciences. 497- 506 details
1932 Singh,T.C.N. Singh,T.C.N. (1932) Notes on the fossil spores in an oil-shale from Tasmania. Papers and Proceedings of the Royal Society of Tasmania. 32- 36 details
1932 Eisenack,A. Eisenack,A. (1932) New microfossils of the Baltic Silurian.2. Pal¤eontologische Zeitschrift. 257- 277 details
1932 Zerndt,J. Zerndt,J. (1932) An attempt at stratigraphic determination of Carpathian Coal Pebbles based on the study of megaspores. Bulletin de l'Academie Polonaise des Sciences et des Lettres,Serie A, Sciences Naturelles. 5- 7 details
1932 Zerndt,J. Zerndt,J. (1932) Megaspores of the Zwickau and Lugau-Oelsnitz Carboniferous. Jahrbuch Fuer Berg-Und Huettenwesen Im Sachsen (Freiberg).. 9- 16 details
1932 Harris,T.M. Harris,T.M. (1932) The fossil flora of Scoresby Sound, east Greenland. Part 2. Description of seed plants incertae sedis together with a discussion of certain Cycadophyte cuticles. Meddelelser om Grиnland. 1- 112 details
1932 Harris,T.M. Harris,T.M. (1932) The flora of Scoresby Sound, east Greenland. Part 3. Caytoniales Bennettitales. Meddelelser om Grиnland. 5- 133 details
1932 Kirchheimer,F. Kirchheimer,F. (1932) Pollen of the Upper Tertiary Browncoal in Salzhausen, (Oberhessen). Neues Jahrbuch fмr Geologie und Pal¤ontologie. Abhandlungen. 305- 311 details
1933 Stauffer,C.R. Stauffer,C.R. (1933) Middle Ordovician polychaeta from Minnesota. Geological Society of America Bulletin. 1173- 1218 details
1933 Ahlstrom,E.H. et al. Ahlstrom,E.H. et al. (1933) The algal genus Tetrastrum. American Journal of Botany. 499- 507 details
1933 Potonie,R. Potonie,R. (1933) Morphology of fossil pollen Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin. 516- 516 details
1933 Potonie,R. et al. Potonie,R. et al. (1933) Pteridophyte spores of some Eocene Browncoal from Dorog, Hungary Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin. 517- 528 details
1933 Deflandre,G. Deflandre,G. (1933) Preliminary note on the fossil Peridinian, Lithoperidinium oamaruense, n.g., n.sp. Bulletin de la Societe Zoologie de France. 265- 273 details
1933 Raistrick,A. et al. Raistrick,A. et al. (1933) The microspores of some Northumberland Coals, and their use in the correlation of coal-seams. Transactions of the Institution of Mining Engineers,(London). 225- 235 details
1933 Ibrahim,A.C. Ibrahim,A.C. (1933) Spore forms of the Agir horizon of the Ruhr Basin. Triltsch,(Wurzburg).. 1- 46 details
1933 Lefevre,M. Lefevre,M. (1933) On the structure of the theca among the Peridinites. Comptes Rendus de l'Acad©mie des Sciences, S©rie II. 81- 83 details
1933 Wodehouse,R.P. Wodehouse,R.P. (1933) Tertiary pollen II. The oil shales of the Eocene Green River Formation Bulletin of the Torrey Botanical Club. 479- 524 details
1933 Seward,A.C. Seward,A.C. (1933) An Antarctic pollen-grain; fact or fancy? New Phytologist. 311- 313 details
1933 Kirchheimer,F. Kirchheimer,F. (1933) On the preparation of slides for the contrast reproduction of fossil pollen. Pal¤eontologische Zeitschrift. 78- 79 details
1933 Kirchheimer,F. Kirchheimer,F. (1933) The thermal Damage of pollen in Coals. Berichte Schweizerbart'sche Botanischen Gesellschaft. 23- 30 details
1933 Halle,T.G. Halle,T.G. (1933) The structure of certain fossil spore-bearing organs believed to belong to the Pteridosperms. Palaobotanische Mitteilungen,Kungliga Svenska Vetenskapsakademiens Handlingar. 1- 103 details
1933 Harris,T.M. Harris,T.M. (1933) A new member of the Caytoniales. New Phytologist. 97- 114 details
1933 Wetzel,O. Wetzel,O. (1933) Microfossils preserved in organic substances of the Baltic Cretaceous Flint. (Part 1.) Pal¤eontographica Abteilung A. 141- 186 details
1933 Wetzel,O. Wetzel,O. (1933) Microfossils preserved in organic substances of the Baltic Cretaceous Flint. (Part 2.) Pal¤eontographica Abteilung A. 1- 110 details
1933 Kirchheimer,F. Kirchheimer,F. (1933) On the Wetterau main Browncoal Seam Braunkohle,(Halle). 845- 846 details
1934 Potonie,R. Potonie,R. (1934) The microbotany of the Eocene Brown Coal of the Geiseltal. Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 25- 125 details
1934 Wolff,H. Wolff,H. (1934) Microfossils of the Pliocene Brown Coal from the Freigericht Mine near Dettingenam and comparison with older layers of the Tertiary as Sowie as post-Tertiary deposits. Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 55- 86 details
1934 Potonie,R. et al. Potonie,R. et al. (1934) Microbotany of Miocene Brown Coal from the Niederrheinische Bucht Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 8- 54 details
1934 Loose,F. Loose,F. (1934) Spores of the Bismarck Seam, Ruhr area. Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 127- 164 details
1934 Potonie,R. Potonie,R. (1934) Morphology of fossil pollen and spores. Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 5- 24 details
1934 Wicher,C.A. Wicher,C.A. (1934) IV. Spore forms in the Flame Coal of the Ruhr area Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 165- 212 details
1934 Raistrick,A. Raistrick,A. (1934) The correlation of coal-seams by microspore content. Part 1. The seams of Northumberland. Transactions of the Institution of Mining Engineers,(London). 142- 153 details
1934 Deflandre,G. Deflandre,G. (1934) The presence of Conifer, (Abietineae), pollen in Flint in the Chalk. The pollen accumulation of the Cretaceous Epoque. Comptes Rendus de l'Acad©mie des Sciences, S©rie II. 797- 799 details
1934 Zerndt,J. Zerndt,J. (1934) Megaspores from the Polish Coal Basin. first Part. Bulletin de l'Academie Polonaise des Sciences et des Lettres,Travaux Geologiques,(Krakow). 1- 56 details
1934 Kirchheimer,F. Kirchheimer,F. (1934) Fossil spores and pollen grains as Thermometer of Coalification. Brennstoff-Chemie. 23- 25 details
1934 Wicher,C.A. Wicher,C.A. (1934) Concerning the abortive appearance of fossil spores and their phylogenetic significance Arbeiten aus dem Institut fмr Pal¤obotanik und Petrographie der Brennsteine. 87- 95 details
1934 Miner,E.L. Miner,E.L. (1934) A new Gleicheniopsis from the Upper Cretaceous of Western Greenland. American Journal of Botany. 261- 264 details
1934 Eller,E.R. Eller,E.R. (1934) Annelid jaws from the Upper Devonian of New York. Annals of the Carnegie Museum. 303- 317 details
1934 Deflandre,G. Deflandre,G. (1934) On microfossils of planktonic origin preserved as organic material in Cherts in Chalk. Comptes Rendus Hebdomadaires des S©ances de l'Acad©mie des Sciences. 966- 968 details
1934 Hough,J.L. Hough,J.L. (1934) Redeposition of microscopic Devonian plant fossils Journal of Geology. 646- 648 details
1934 Eisenack,A. Eisenack,A. (1934) New microfossils of the Baltic Silurian and new microfossils of the Bohemian Silurian.3. Pal¤eontologische Zeitschrift. 52- 76 details