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Allen, P., Alvin, K. L., Andrews, J. E., Batten, D. J., Charlton, W. A., Cleevely, R. J., Ensom, P. C., Evans, S. E., Francis, J. E., Hailwood, E. L., Harding, I. C., Horne, D. J., Hughes, N. F., Jarzembowski, E. A., Jones, T. P., Knox, R.W.O'B., Milner, A., Norman, D. B., Palmer, C. P., Parker, A., Radley, J. D., Rawson, P. F., Ross, A. J., Rolfe, S., Ruffell, A. H., Sellwood, B. W., Taylor, K. G., Watson, J., Wright, V. P. and Wimbledon, W. A. (1998). Purbeck-Wealden (early Cretaceous) climates. Proceedings of the geologists' Association. 109, 197-236.

Arnot, M.J., Barrett, P.J., Francis, J.E., Smith, N.D., Woolfe, K.J. (1992). Paleocurrent data from Allan Hills. In: Woolfe, K.J. Paleocurrent data from the Beacon Supergroup at Allan Hills and other localities in Southern Victoria Land and the Darwin Mountains, Antarctica. Data Series 16, V.U.W, Wellington, N.Z. p.7-113

Beerling, D.J. (2002) Low atmospheric CO₂ levels during the Permo-Carboniferous glaciation inferred from fossil lycopsids. Proceedings of the National Academy of Sciences, 99 (20), 12567-12571. (196KB)

Beerling, D.J. (2002) Palaeoclimatology. CO₂ and the end-Triassic mass extinction. Nature, 415, 386-387. (130KB)

Beerling, D.J. (2000) Increased terrestrial carbon storage across the Palaeocene-Eocene boundary. Palaeogeography, Palaeoclimatology, Palaeoecology, 161, 395-405. (833KB)

Beerling, D.J. (2000) The influence of vegetation cover on soil organic matter preservation in Antarctica during the Mesozoic. Geophysical Research Letters, 27, 253-256.

Beerling, D.J. (1998) The future as the key to the past for palaeobotany? Trends in Ecology and Evolution, 13, 311-316. (95KB)

Beerling, D.J. & Berner, R.A. (2002) Biogeochemical constraints on the Triassic-Jurassic boundary carbon cycle event. Global Biogeochemical Cycles, 16, 101-113. (960KB)

Beerling, D.J. & Berner, R.A. (2000) Impact of a Permo-Carboniferous high O₂ event on the terrestrial carbon cycle. Proceedings of the National Academy of Sciences, USA, 97, 12428-12432. (236KB)

Beerling, D. J. and Francis J, E. (2000). Back to the future for plant and ecosystem evolution. TREE 15, p.442.

Beerling, D.J., Lake, J.A., Berner, R.A. et al. (2002) Carbon isotope evidence implying high O₂/CO₂ ratios in the Permo-Carboniferous atmosphere. Geochimica et Cosmochimica Acta, 66, in press. (372KB)

Beerling, D.J., Lomax, B.H., Royer, D.L., Upchurch, G.R. & Kump, L.R. (2002) An atmospheric pCO₂ reconstruction across the Cretaceous-Tertiary boundary from leaf megafossils. Proceedings of the National Academy of Sciences, USA, 99, 7836-7840. (178KB)

Beerling, D.J. & Osborne, C.P. (2002) Physiological ecology of Mesozoic polar forests in a high CO₂ environment. Annals of Botany, 89, 329-339. 201KB

Beerling, D.J., Osborne, C.P. & Chaloner, W.G. (2001) Evolution of leaf-form in land plants linked to atmospheric CO₂ decline in the Late Palaeozoic era. Nature, 410, 352-354. 231KB

Beerling, D.J. & Royer, D.L. (2002) Fossil plants as indicators of the Phanerozoic global carbon cycle. Annual Review of Earth and Planetary Sciences, 30, 527-556. (436KB)

Beerling, D.J. & Royer, D.L. (2002) Reading a CO₂ signal from fossil stomata. New Phytologist, 153, 387-397. (662KB)

Beerling, D.J., Terry, A.C., Hopwood, C. & Osborne, C.P. (2002) Feeling the cold: atmospheric CO₂ enrichment and the frost sensitivity of terrestrial plant foliage. Palaeogeography, Palaeoclimatology, Palaeoecology, 182, 3-13. (294KB)

Beerling, D.J. & Woodward, F.I. (2001) Vegetation and the Terrestrial Carbon Cycle. Modelling the First 400 million years. 405pp. Cambridge University Press, Cambridge.

Berner, R.A., Petsch, S.T., Lake, J.A., Beerling, D.J. et al. (2000) Isotope fractionation and atmospheric oxygen: implications for Phanerozoic O₂ evolution. Science, 287, 1630-1633. (96KB)

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Clayton, T., Francis, J. E., Hillier, S. J., Hodson, F., Saunders, R. A., and Stone, J. (1996). The implications of reworking on the mineralogy and chemistry of Lower Carboniferous k-bentonites. Clay Minerals 31, 377-390.

Crame, J.A., Francis, J.E., Cantrill, D. and Pirrie, D. 2004. Maastrichtian stratigraphy of Antarctica. Cretaceous Research, 25, 411-423.

Creber. G. T. and Francis, J. E. (1999). Tree ring analysis: palaeodendrochronology. In Jones, T. and Rowe, N. (Eds) Fossil Plants and Spores: Modern Techniques. Geological Society Special Publication, 245-250.

Creber, G.T. and Francis, J.E. (1987). Productivity in fossil forests. In: Jacoby, G.C. (Ed). Proceedings of the International Symposium on Ecological Aspects of Tree-ring Analysis. U.S. Dept. of Energy, Washington, D.C. 319-326.

Creber and Francis. In press. The growth of trees in the polar regions: evidence from Glossopteris of Permian age, Antarctica. Acta Horticulturae International Society for Horticultural Science.

Dettman, M.E., Molnar, R.E., Douglas, J.G., Burger, D., Fielding, C., Clifford, H.T., Francis, J.E., Jell, P., Rich, T., Wade, M., Rich, P.V., Pledge, N., Kemp, A. and Rozefelds, A. (1992). Australian Cretaceous terrestrial faunas and floras: biostratigraphic and biogeographic implications. Cretaceous Research. 13, 207-262

Edwards, D., Davies, K. L., Richardson, J. B., Wellman, C. H. & Axe, L. (1996). Ultrastructure of Synorisporites downtonensis and Retusotriletes cf. coronadus in spore masses from the Pridoli of the Welsh Borderland. Palaeontology 39, 783-800.

Edwards, D. & Wellman, C. H. (2001). Embryophytes on land: The Ordovician to Lochkovian (Lower Devonian) Record. 3-28. In: Gensel, P. G. & Edwards, D. (eds), Plants Invade the Land. Columbia University Press, New York.

Edwards, D. & Wellman, C. H. (1996) Older Plant Macerals (excluding spores). 383-387 In: Jansonius, J. & McGregor, D. C. (eds), Palynology: principles and applications. American Association of Stratigraphic Palynologists Foundation, Volume1: Principles.

Edwards, D., Wellman, C. H. & Axe, L. (1999) Tetrads in sporangia and spore masses from the Upper Silurian and Lower Devonian of the Welsh Borderland. Botanical Journal of the Linnean Society 130, 11-155.

Edwards, D., Wellman, C. H. & Axe, L. (1998) Interrelationships between primitive embryophytes and the fossil record of early land plants: too little and too late? 15-43. In: Bates, J. W., Ashton, N. W. & Duckett, J. G. (eds), Bryology for the twenty-first century. British Bryological Society.

Eklund, H., Cantrill, D. J. and Francis, J. E. 2004. A Late Cretaceous mesofossil assemblage from Table Nunatak, Antarctica:Lycopods, ferns and vegetative structures of conifers and angiosperms. Cretaceous Research, 25, 211-228.

Ensom, P. C., Evans, S. E., Francis, J. E., Kielan-Jaworoska, Z., and Milner, A. R. (1994). The fauna and flora of the Sunnydown Farm footprint site and associated sites: Purbeck Limestone Formation, Dorset. Proceedings of the Dorset Natural History Society, 115, 181-182.

Feldman, R., and Francis. J. E. (1995). Antarctic biotas through time. The Antarctic region: geological evolution and processes. 975-6.

Fisher, Q.J. & Wignall, P.B. (2001) Palaeoenvironmental controls on the uranium distribution in an Upper Carboniferous black shale (Gastrioceras listeri Marine Band) and associated strata, England. Chemical Geology, 175, 605-621

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Frakes, L.A. and Francis, J.E. (1988). A guide to Phanerozoic cold polar climates from high-latitude ice-rafting in the Cretaceous. Nature, 333, 547-549.

Frakes, L.A., Francis, J.E. and Syktus, J.I. (1992) Climate Modes of the Phanerozoic. 274pp, Cambridge University Press.

Frakes, L.A. and Francis, J.E. (1990). Cretaceous climates. In: Ginsburg, R. N. and Beaudoin, B. (Eds.) I NATO ASI Series C, vol. 304. Kluwer Academic Publishers, The Netherlands. 273-287.

Francis, J. E. and Feldmann, R. M. (1997). Antarctic Fossil Biotas through Time. Thematic Session Overview of VII ISAEA 1995. Terra Antarctica, 3, 152-153.

Francis, J.E. and Frakes, L.A. (1993). Cretaceous Climates. In: PRIS Sedimentology Review, (Ed.) V.P. Wright, 17-30.

Francis, J.E. and Frakes, L.A. (1990). Cretaceous climates of Australia. Contribution to 'Biology: The Common Threads'. Australian Academy of Science School Biology Project.

Francis, J.E. and McMillan, N.J. (1987). Fossil Forests in the Far North. Geos, 16, 6-9.

Francis, J. E. & Wignall. P. B. (1997). Fieldwork safety at Leeds University. Teaching Earth Sciences, 22, 91.

Francis, J. E. (2002). Fossil forests of the polar regions: heralds of global climate change. Open University Geological Society Journal, 23, 26-28.

Francis, J. E. (2000) Forests in the Frost. Rockwatch Magazine, Winter 99, 4-5.

Francis, J. E. (2000). Fossil wood from Eocene high-latitude forests, McMurdo Sound, Antarctica. American Geophysical Union, Antarctic Research Series, 76, 253-260.

Francis, J. E. (1999). Evidence from Fossil Plants for Antarctic Palaeoclimates over the past 100 Million Years. Terra Antarctica Reports, 3, 43-52.

Francis, J. E. (1998). Interpreting palaeoclimates. In Doyle, P. and Bennet, M. (Eds). Interpreting the Stratigraphic Record. Wiley and Sons. 471-490.

Francis, J. E. (1997). Glaciation - a geocatastrophe? Journal of the Open University Geological Society. 18, 43-47.

Francis J. E. (1996). Antarctic palaeobotany: clues to climate change. Terra Antarctica, 3, 135-140.

Francis, J. E. (1994). Palaeoclimates of Pangea - geological evidence. Canadian Society of Petroleum Geologists, 17, 265-274.

Francis, J.E. (1991). The dynamics of polar fossil forests: Tertiary fossil forests of Axel Heiberg Island, Canadian Arctic. In: Christie, R.L. and McMillan, N.J. (Eds.) Fossil Forests of Tertiary age in the Canadian Arctic Archipelago. Geological Survey of Canada, Bulletin 403, 29-38.

Francis, J.E. (1991). The palaeoclimatic significance of Cretaceous and Tertiary fossil forests of the Antarctic Peninsula. In: Thomson, M.R.A., Crame, J.A. and Thomson, J.W. Geological Evolution of Antarctica, Cambridge University Press. 623-628.

Francis, J.E. (1991). Arctic Eden. Natural History, 1/91, 57-63

Francis, J.E. (1990). Polar Forests. Geology Today, 92-95.

Francis, J.E. (1989). Antarctica: the search for fossil forests. Geology Today, 5, 155.

Francis, J.E. (1989). In search of polar forests. South Australian Museum Newsletter, 20, 3-5.

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Francis, J.E. (1988). A 50-million-year-old fossil forest from Strathcona Fiord, Ellesmere Island, Arctic Canada: evidence for a warm polar climate. Arctic, 41, 314-318.

Francis, J.E. (1987). Growth rings in Upper Jurassic and Lower Cretaceous fossil wood from southern England and their palaeoclimatic significance. In: Ward, R.G. (Ed.) Applications of Tree-Ring Studies. British Archaeological Report Series 333, 21-36.

Francis, J.E. (1986). Growth rings in Cretaceous and Tertiary wood from Antarctica and their palaeoclimatic implications. Palaeontology, 29, 665-684.

Francis, J.E. (1986). The calcareous paleosols of the basal Purbeck Formation (Upper Jurassic), southern England. In: Wright, V.P. (Ed.) Paleosols: Their Recognition and Interpretation. Blackwells Scientific Publications, Oxford. 112-138.

Francis, J.E. (1984). The seasonal environment of the Purbeck (Upper Jurassic) fossil forests. Palaeogeography, Palaeoclimatology, Palaeoecology, 48, 285-307.

Francis, J.E. (1983). The dominant conifer of the Jurassic Purbeck Formation, England. Palaeontology, 26, 277-294.

Francis, J.E. and Coffin, M.F. (1992). Cretaceous fossil wood from the Raggatt Basin, southern Kerguelen Plateau (ODP Leg 120, Site 750). Proceedings of the Ocean Drilling Program, Scientific Results, 120, 273-280.

Francis, J. E. and Feldmann, R. M. (1997). Antarctic Fossil Biotas through Time. Thematic Session Overview of VII ISAEA 1995. Terra Antarctica, 3, 152-153.

Francis, J.E. and Frakes, L.A. (1993). Cretaceous Climates. In: PRIS Sedimentology Review, (Ed.) V.P. Wright, 17-30.

Francis, J.E. and Frakes, L.A. (1990). Cretaceous climates of Australia. Contribution to 'Biology: The Common Threads'. Australian Academy of Science School Biology Project.

Francis, J. E. and Harland, M. In press. The oldest record of termite borings in Lower Cretaceous fossil wood, Isle of Wight, UK. Cretaceous Research.

Francis, J. E. and Hill, R.S. (1996). Pliocene Fossil Plants from the Transantarctic Mountains: Evidence for Climate from Growth Rings and Fossil Leaves. PALAIOS Special Thematic Issue on 'Skeletal records of ecologic change'. 11, 389-396

Francis, J.E. and McMillan, N.J. (1987). Fossil Forests in the Far North. Geos, 16, 6-9.

Francis, J. E. and Poole, I. (2002) Cretaceous and early Tertiary climates of Antarctica: evidence from fossil wood. Palaeogeography, Palaeoclimatology, Palaeoecology. 182, 47-64.

Francis, J. E. and Smith, M. P. (2002). Palaeoclimate reconstructions using fossils and lithological indicators - foreword. Palaeogeography, Palaeoclimatology, Palaeoecology. 182, 1.

Francis, J. E. & Wignall. P. B. (1997). Fieldwork safety at Leeds University. Teaching Earth Sciences, 22, 91.

Francis, J. E., Woolfe, K. J., Arnot, M. J. and Barrett, P. J. (1994). Permian climates of the southern margins of Pangea: evidence from fossil wood in Antarctica. Canadian Society of Petroleum Geologists, 17, 275-282.

Francis, J. E., Woolfe, K. J., Arnot, M. J. and Barrett, P. J. (1993). Permian forests of Allan Hills, Antarctica: the palaeoclimate of Gondwanan high latitudes. Special Papers in Palaeontology, 49, 75 - 83.

Hallam, A. & Wignall, P.B. (2000) Facies change across the Triassic-Jurassic boundary in Nevada, USA. Journal of the Geological Society, 156, 453-456.

Hallam, A., Wignall, P.B., Yin J. and Riding, R. (2000) An investigation into possible facies changes across the Triassic-Jurassic boundary in southern Tibet. Sedimentary Geology, 137, 101-106.

Haywood, A. M., Valdes, P. J., Sellwood, B. W., Francis, J. E. and Kaplan J. O. In press (2003). Global middle Pliocene biome reconstruction: A data/model synthesis. G3 Geochemistry, Geophysics, Geosystems. 3 (1), doi:10.1029/2002GC000358.

Howe, J. and Francis, J. E. (2005). Metamorphosed palaeosols from the mid Cretaceous fossil forests of Alexander Island, Antarctica. Journal of the Geological Society of London.

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Lai X., Wignall, P.B. & Zhang, K. (2001) Palaeoecology of the conodonts Hindeodus and Clarkina during the Permian-Triassic transitional period. Palaeogeography Palaeoclimatology Palaeoecology, 171, 63-72.

Lavender, K. & Wellman, C. H. (2002) Lower Devonian spore assemblages from the Arbuthnott Group at Canterland Den in the Midland Valley of Scotland. Review of Palaeobotany and Palynology, 118, 157-180.

Lomax, B., Beerling, D., Upchurch, G. & Otto-Bliesner, B. (2001) Rapid (10-yr) recovery of terrestrial productivity in a simulation study of the terminal Cretaceous impact event. Earth and Planetary Science Letters, 192, 137-144. (324KB)

Looy, C.V., Twitchett, R.J., Wignall, P.B., Morante, R. & Visscher, H. (2000) Rapid and synchronous collapse of marine and terrestrial ecosystems during the end-Permian mass extinction event. Laboratory of Palaeobotany and Palynology, 13, 15-24.

Macdonald, D.I.M. and Francis, J.E. (1992). The potential for Cretaceous coals in Antarctica.In: McCabe, P.J. (Ed.) "Controls on the distribution and quality of Cretaceous coals". Geological Society of America Special Publication, 267, 385-395.

Osborne, C.P., Beerling, D.J., Lomax, B.H., Chaloner, W.G. (2004) Biophysical constraints on the origin of leaves inferred from the fossil record. PNAS, 101, 10360-10362. 304KB

Osborne, C.P., Beerling, D.J. (2003) The penalty of a long hot summer: photosynthetic acclimation to high CO2 and continuous light in 'living fossil' conifers. Plant Physiology, 133, 803-812. 240KB

Osborne, C.P. & Beerling, D.J. (2002) A process-based model of conifer structure and function with special emphasis on leaf lifespan. Global Biogeochemical Cycles. 1721KB

Osborne, C.P. & Beerling, D.J. (2002) Sensitivity of tree growth to a high CO₂ environment - consequences for interpreting the characteristics of fossil woods from ancient 'greenhouse' worlds. Palaeogeography, Palaeoclimatology, Palaeoecology, 182, 15-29. (518KB)

Osborne, C.P., Chuine, I., Viner, D. & Woodward, F.I. (2000) Olive phenology as a sensitive indicator of future climatic warming in the Mediterranean. Plant, Cell and Environment, 23, 701-710. 306KB

Osborne, C.P., LaRoche, J., Garcia, R.L., Kimball, B.A., Wall, G.W., Pinter, P.J. Jr., LaMorte, R.L., Hendrey, G.R. & Long, S.P. (1998) Does Leaf Position within a Canopy Affect Acclimation of Photosynthesis to Elevated CO₂? Plant Physiology, 117, 1037-1045. 261KB

Osborne, C.P., Mitchell, P.L., Sheehy, J.E. & Woodward, F.I. (2000) Modelling the recent historical impacts of atmospheric CO₂ and climate change on Mediterranean vegetation. Global Change Biology, 6, 445-458. 569KB

Osborne, C.P., Royer, D.L., Beerling, D.J. (2004) Adaptive role of leaf habit in extinct polar forests. International Forestry Review, 6, 181-186. 188KB

Osborne, C.P. & Woodward, F.I. (2001) Biological mechanisms underlying recent increases in the NDVI of Mediterranean shrublands. International Journal of Remote Sensing, 22, 1895-1907. 226KB

Poole, I., Cantrill, D.J., Hayes, P., Francis, J.E., (2000). The fossil record of Cunoniaceae: new evidence from Late Cretaceous wood of Antarctica. Rev. Palaeobotany Palynology 111, 127-144.

Poole I. and Francis, J.E., (1999). The first record of Atherospermataean wood from the Cretaceous of Antarctica. Rev. Palaeobot. Palynol. 107, 97-107.

Poole, I. and Francis, J.E., (2000). The first record of fossil wood of the Winteraceae from the Upper Cretaceous of Antarctica. Ann. Bot. 85, 307-318.

Poole, I. and Francis, J. E. (1999). Reconstruction of Antarctic palaeoclimates using angiosperm wood anatomy. Acta Palaeobotanica. Supplementum No. 2, Polish Academy of Sciences, Krakow, Poland. 173-180.

Poole, I., Gottwald, H. and Francis, J.E., (2000). Illicioxylon, an Element of Gondwanan Polar Forests? Late Cretaceous and Early Tertiary wood in Antarctica. Annals of Botany, 86, 421-432.

Poole, I., Richter, H. and Francis, J.E., 2000. Gondwanan origins for Sassafras (Lauraceae): evidence from Late Cretaceous fossil wood of Antarctica. IAWA Bulletin 21,

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Racki, G. & Wignall, P.B. (2001) Eutrophication by decoupling of the marine biogeochemical cycles of C, N, and P: A mechanism for the Late Devonian mass extinction: Comment and reply. Geology, 29, 469.

Raiswell, R., Newton, R. & Wignall, P.B. (2001) An indicator of water column anoxia: resolution of biofacies variations in the Kimmeridge Clay (Upper Jurassic, U.K.). Journal of Sedimentary Research, 71A, 286-294.

Read, J. and Francis, J.E. (1992). Responses of some southern hemisphere tree species to a prolonged dark period and their phytogeographic and palaeoecological implications for high-latitude Cretaceous and Tertiary floras. Palaeogeography, Palaeoclimatology, Palaeoecology, 99, 271-290.

Royer, D.L., Osborne, C.P., Beerling, D.J. (2005) Contrasting seasonal patterns of carbon gain in evergreen and deciduous trees of ancient polar forests. Paleobiology, 31, 141-150. 540KB

Royer, D.L., Osborne, C.P., Beerling, D.J. (2003) Carbon loss by deciduous trees in a CO₂-rich ancient polar environment. Nature, 424, 60-62.

Royer, D.L., Osborne, C.P. & Beerling, D.J. (2002) High CO₂ increases the freezing sensitivity of plants: implications for paleoclimatic reconstructions from fossil floras. Geology, 30 (11), 963-966 (310KB)

Royer, D.L., Wing, S.L., Beerling, D.J. et al. (2001) Palaeobotanical evidence for near present-day levels of atmospheric CO₂ during part of the Tertiary. Science, 292, 2310-2313. (201KB)

Steemans, P., Higgs, K. & Wellman, C. H. (2000) Cryptospores and trilete spores from the Llandovery, NYYM-2 borehole, Saudi Arabia. 92-115. In: Al-Hajri, S. & Owens, B. (eds), Stratigraphic palynology of the Palaeozoic of Saudi Arabia. Gulf Petrolink.

Terry, A.C., Quick, W.P. & Beerling, D.J. (2000) Long-term growth of Ginkgo with CO₂ enrichment increases leaf ice nucleation temperatures and limits recovery of the photosynthetic system from freezing. Plant Physiology, 124, 183-190. (213KB)

Twitchett, R.J., Looy, C.V., Morante, R., Visscher, H. & Wignall, P.B. (2001) Rapid and synchronous collapse of marine and terrestrial ecosystems during the end-Permian biotic crisis. Geology, 29, 351-354.

Valdes, P.J., Beerling, D.J. & Johnson, C.E. (In revision) An Earth systems approach closes the ice-age global methane budget. Nature.

Watkins, D.K., Quilty, P.G., Mohr, B.A.R., Mao, S., Francis, J.E., Gee, C.T. and Coffin, M.F. (1992). Cretaceous paleontology of the central Kerguelen Plateau. Proceedings of the Ocean Drilling Program, Scientific Results, 120, 951-960.

Wellman, C. H. (2002) Morphology and wall ultrastructure in Devonian spores with bifurcate-tipped processes. International Journal of Plant Sciences, 163, 451-474.

Wellman, C. H. (2001) Morphology and ultrastructure of Devonian spores: Samarisporites (Cristatisporites) orcadensis (Richardson) Richardson 1965. Review of Palaeobotany and Palynology, 116, 87-107.

Wellman, C. H. (1999) Ordovician land plants: evidence and interpretation. Acta Universitatis Carolinae - Geologica, 43, 275-277.

Wellman, C. H. (1999) Sporangia containing Scylaspora from the Lower Devonian of the Welsh Borderland. Palaeontology, 42, 67-81.

Wellman, C. H. (1996) Cryptospores from the type area of the Caradoc Series in Southern Britain. Special Papers in Palaeontology, 55, 103-136.

Wellman, C. H. (1995) "Phytodebris" from Silurian and Lower Devonian continental deposits of Scotland. Review of Palaeobotany and Palynology, 84, 255-279.

Wellman, C. H. (1994) Palynology of the "Lower Old Red Sandstone" at Glen Coe, Scotland. Geological Magazine, 131, 563-566.

Wellman, C. H. (1993) A Lower Devonian sporomorph assemblage from the Midland Valley of Scotland. Transactions of the Royal Society of Edinburgh, Earth Sciences, 84, 117-136.

Wellman, C. H. (1993) A land plant microfossil assemblage of Mid Silurian age from the Stonehaven Group, Scotland. Journal of Micropalaeontology, 12, 47-66.

Wellman, C. H. (in press). Embryophytes (land plants). In: Webby, B. D., Droser, M. L. & Paris, F. (eds), The Great Ordovician Biodiversification Event. Columbia University Press, New York.

Wellman, C. H. (in press). Dating the origin of land plants. In: Donoghue, P. C. J. & Smith, M. P. (eds), Telling the evolutionary time: molecular clocks and the fossil record.

Wellman, C. H. (in press). Fifty years of palynology at the University of Sheffield. Geological Society Special Publication "The History of Palaeobotany"

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Wellman, C. H. (in press). Origin, function and development of the spore wall in early land plants. In: Hemsley, A. R. and Poole, I. (eds), Evolution of plant physiology.

Wellman, C. H. & Axe, L. (1999) Extracting plant mesofossils and megafossils by bulk acid maceration. 11-14. In: Jones, T. P. & Rowe, N. P. (eds), Fossil plants and spores: modern techniques. Geological Society of London Special Volume.

Wellman, C. H., Edwards, D. & Axe, L. (1998) Permanent dyads in sporangia and spore masses from the Lower Devonian of the Welsh Borderland. Botanical Journal of the Linnean Society 127, 117-147.

Wellman, C. H., Edwards, D. and Axe, L. (1998) Ultrastructure of laevigate hilate spores in sporangia and spore masses from the Upper Silurian and Lower Devonian of the Welsh Borderland. Philosophical Transactions of the Royal Society, London 353, 1983-2004.

Wellman, C. H., Edwards, D. & Axe, L. (1996) Curation of exceptionally preserved early land plants: problems and solutions. Curator 39, 208-216.

Wellman, C. H. & Gray, J. (2000). The microfossil record of early land plants. Philosophical Transactions of the Royal Society, London B, 355, 717-732.

Wellman, C. H., Habgood, K., Jenkins, G. & Richardson, J. B. (2000). A new plant assemblage (microfossil and megafossil) from the Lower Old Red Sandstone of the Anglo-Welsh Basin: its implications for the palaeoecology of early terrestrial ecosystems. Review of Palaeobotany and Palynology, 109, 161-196.

Wellman, C. H. & Richardson, J. B. (1996) Sporomorph assemblages from the "Lower Old Red Sandstone" at Lorne, Scotland. Special Papers in Palaeontology 55, 41-101.

Wellman, C. H. & Richardson, J. B. (1993) Terrestrial plant microfossils from Silurian inliers of the Midland Valley of Scotland. Palaeontology, 36, 155-193.

Wellman, C. H., Steemans, P. & Higgs, K. (2000) Spore assemblages from a Silurian sequence in borehole HWYH-151 from Saudi Arabia. 116-133. In: Al-Hajri, S. & Owens, B. (eds), Stratigraphic palynology of the Palaeozoic of Saudi Arabia. Gulf Petrolink.

Wellman, C. H., Thomas, R. G., Edwards, D. & Kenrick, P. (1998) The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. Geological Magazine 135, 397-412.

Wetherall, P. M., Dorning, K. J. & Wellman, C. H. (1999) Palynology, biostratigraphy, and depositional environments around the Ludlow-Pridoli boundary at Woodbury Quarry, Herefordshire, England. Bollettino della Società Paleontologica Italiana, 38, 397-404.

Wignall, P.B. (2001) End Permian extinction. D.E.G.Briggs and P.R. Crowther (editors) Palaeobiology II, Oxford, Blackwells Scientific, 226-229.

Wignall, P.B. (2001) Large igneous provinces and mass extinctions. Earth-Science
Reviews, 53, 1-33.

Wignall, P.B. (2001) Sedimentology of the Triassic-Jurassic boundary beds in Pinhay Bay (Devon, SW England). Proceedings of the Geologists' Association, 112, 349-360

Wignall, P.B. (2000) Black shales. P.L. Hancock & B.J. Skinner, (editors) Oxford Companion to the Earth, p.77,Oxford, Oxford University Press.

Wignall, P.B. (2000) The end-Triassic mass extinction. In: Encylcopedia of Life Sciences, Macmillan Reference Ltd (website publication).

Wignall, P.B. & Benton, M.J. (2000) Reply to Discussion on Lazarus taxa and fossil abundance at times of biotic crisis. Journal of the Geological Society of London, 157, 512.

Wignall, P.B. & Best, J.L. (2000) The Western Irish Namurian Basin Reassessed. Basin Research, 12, 59-78.

Wignall, P.B. & Newton, R. (2001) Black shales on a basin margin: a model based on examples from the Upper Jurassic of the Boulonnais, northern France. Sedimentary Geology, 144, 335-356.

Wignall, P.B. & Twitchett, R.J. (2002) Extent, duration and nature of the Permian-Triassic superanoxic event. In Koeberl, C. & MacLeod, K. C. (editors), Catastrophic events and mass extinctions: impacts and beyond. Geological Society of America, Special Paper. 356, 395-413.

Woodward, F.I. & Osborne, C.P. (2000) The representation of root processes in models addressing the responses of vegetation to global change. New Phytologist, 147, 223-232. 181KB

Woolfe, K. J., Francis, J. E., and Arnot, M. J. (2000). PC99: new freeware for manipulating and graphically displaying palaeocurrent data. Sedimentary Geology 133, 1-5.

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