Department of Earth and Environmental Science

Publications by Topic

The first two topics in the menu fall under the term GEOBIOLOGY which deals with the interaction between organisms and the physical environment.

Paleoclimate

Reactions of plants to global climatic and sea-level changes.

DiMichele, W.A., Gastaldo, R.A., and Pfefferkorn, H.W. 2005. Plant biodiversity partitioning in the Late Carboniferous and Early Permian and its implications for ecosystem assembly. Proceedings of the California Academy of Sciences, v. 56, suppl. I, p. 32-49.

Pfefferkorn, H.W. 2004. The complexity of mass extinction [Commentary]. Proceedings of the National Academy of Sciences, v. 101(35), p. 12779-12780.

Pfefferkorn, H.W., LePage, B.A., Utting, J., Beauchamp, B. 2004. Early Permian flora from the Canadian Arctic revisited. Permophiles, v. 43

LePage, B.A., Beauchamp, B., Pfefferkorn, H.W. & Utting, J. 2003. Late Early Permian plant fossils from the Canadian High Arctic: a rare paleoenvironmental/climatic window in northwest Pangea. Palaeogeography, Palaeoclimatology, Palaeoecology, v. 191, p. 345-372.

Iannuzzi, R. & Pfefferkorn, H.W. 2002. A pre-glacial, warm-temperate floral belt in Gondwana (Late Visean, Early Carboniferous). Palaios, v. 17, p. 571-590. [pdf]

DiMichele, W.A., Pfefferkorn, H.W. and Gastaldo, R.A. 2001. Response of Late Carboniferous and Early Permian plant communities to climate change. Annual Review of Earth and Planetary Sciences 29: 461-487. [pdf]

Pfefferkorn, H.W., Gastaldo, R.A. & DiMichele, W.A. 2000. Ecological stability during the Late Paleozoic cold interval. in: Gastaldo, R.A. & DiMichele, W.A. (eds.), Phanerozoic terrestrial ecosystems. The Paleontological Society Papers, v. 6, p. 63-78.

Pfefferkorn, H.W. 1999. Comment: Recuperation after mass extinctions. Proceedings of the National Academy of Sciences, USA, v. 96(24), p. 13597-13599.

Pfefferkorn, H.W. 1997. Paleoclimates of Peru during the Late Paleozoic - Fossil plants and moving continents. Sociedad Geológica del Perú, Publicación Especial No. 1, p. 671-673.

DiMichele, W.A., H.W. Pfefferkorn & T.L. Phillips. 1996. Persistence of Late Carboniferous tropical vegetation during glacially driven climatic and and sea-level fluctuations. Palaeogeography, Palaeoclimatology, Palaeoecology, v. 125, p. 105-128.

Gastaldo, R.A., DiMichele, W.A. & H.W. Pfefferkorn. 1996. Out of the Icehouse into the Greenhouse: A latePaleozoic analog for modern global vegetational change. GSA Today, v. 6, no. 10 (October 1996), p. 1-7.

DiMichele, W.A., H.W. Pfefferkorn & T.L. Phillips. 1996. Persistence of Late Carboniferous tropical vegetation during glacially driven climatic and sea-level fluctuations. Palaeogeography, Palaeoclimatology, Palaeoecology, v. 125, p. 105-128.

Pfefferkorn, H.W. 1995. We are temperate climate chauvinists. Palaios, v. 10, p. 389- 391 (Editorial).

Pfefferkorn, H.W. & Alleman, V. 1989. New climatic belt in Carboniferous of Southern Hemisphere. 28th International Geological Congress, Abstracts, v. 2, p. 602 (Abstr.).

Alleman, V. & H.W. Pfefferkorn. 1988. Licopodos de Paracas: Significacion geologica y paleo-climatologica. Bol.Soc. Geol. del Per, v. 78, p. 131-136.

Pfefferkorn, H.W. & M.C. Thomson. 1982. Changes in dominance patterns in Upper Carboniferous plant fossil assemblages. Geology, v. 10, p. 641-644.

Paleoecology and Plant Taphonomy

Plant-substrate interactions

Wagner, T. & H.W. Pfefferkorn. 1997. Tropical peat occurrences in the Orinoco Delta: Preliminary assessment and comparison to Carboniferous examples. Prace Panstwowego Instytutu Geologicznego, v. CLVII, Proceedings XIII International Congress on Carboniferous and Permian, part 2, p. 161-168.

Gastaldo, R.A., Pfefferkorn, H.W. & W.A. DiMichele. 1995. Taphonomic and sedimentologic characterization of"roof-shale" floras. Geological Society of America, Memoir 185, p. 341-352.

Pfefferkorn, H.W. & K. Fuchs. 1991. A field classification of fossil plant substrate interactions. Neues Jahrbuch Geologie Palaeontologie, Abhandlungen, 183, p. 17-36.

Pfefferkorn, H.W., Fuchs, K. , Hecht, C. , Hofmann, C. , Rabold, J.M. & T. Wagner. 1988. Recent geology and taphonomy of the Orinoco Delta - overview and field observations. Heidelberger Geowissenschaftliche Abhandlungen, v. 20, p. 21-56.

Wnuk, C. & Pfefferkorn, H.W. 1987. A Pennsylvanian-age terrestrial storm deposit: using plant fossils to characterize the history and process of sediment accumulation. Journal of Sedimentary Petrology, v. 57, p. 212-221.

Wnuk, C. & H.W. Pfefferkorn. 1984. The life habits and paleoecology of Middle Pennsylvanian Medullosan Pteridosperms based on an in situ assemblage from the Bernice Basin (Sullivan County, Pennsylvania, U.S.A.). Review of Paleobotany and Palynology, v. 41, p. 329-351.

Scheihing, M.H. & H.W. Pfefferkorn. 1984. The taphonomy of land plants in the Orinoco Delta: A model for the incorporation of plant parts in clastic sediments of Late Carboniferous age of Euramerica. Review of Palaeobotany and Palynology, v. 41, p. 205-240.

Pfefferkorn, H.W. 1980. A note on the term "upland flora". Review of Paleobotany and Palynology, v. 30, p. 157- 158.

Pfefferkorn, H.W. 1979. High diversity and stratigraphic age of the Mazon Creek Flora. in: Nitecki, M.H. (ed.) Mazon Creek Fossils. Academic Press, New York, p. 129-142.

Pfefferkorn, H.W., Mustafa, H. & H. Hass. 1975. Quantitative Charakterisierung ober-karboner Abdruckfloren(Quantitative characterization of compression-impression floras of Upper Carboniferous age): Neues Jahrbuch Geologie Palaeontologie, Abhandlungen 150, p. 253-269.

Peppers, R.A. & H.W. Pfefferkorn. 1970. A comparison of the floras of the Colchester (No. 2) Coal and FrancisCreek Shale. Illinois State Geological Survey Field Guidebook 8, p. 61-74. [pdf]

Computer Identification of Fossils

Pfefferkorn, H.W., Belz, G., Dinnebier, R.E., Kraatz, R. & H.R. Linke. 1994. PALBOTEC, ein Mikrocomputer- Programm zur Erleichterung der Fossilbestimmung (PALBOTEC, computer-aided identification of fossils with microcomputers). Neues Jahrbuch fuer Geologie und Palaeontologie, Monatshefte 1994, H. 8, p. 501-516.

Reconstruction and Taxonomy of Fossil Plants

Cressler, W.L. & Pfefferkorn, H.W. 2005. A Late Devonian isoetalean lycopsid, Otzinachsonia beerboweri, gen. et sp. nov., from north-central Pennsylvania, U.S.A. American Journal of Botany v. 92, p. 1131-1140. [pdf]

Wang J., Pfefferkorn, H.W., Feng, Zhou, and Shen Guanglong. 2004. A new species of Discinites (Noeggerathiales) associated with a new species ofYuania from the Lower Permian of Inner Mongolia, China. International Journal of Plant Science, v. 165, p. 1107-1119.

Wang, Jun, Zhang, Guangfu, Bek, J., Pfefferkorn, H.W. 2004. A new morphological type of operculate microspore, Discinispora gen. nov., from the Permian petrified Noeggerathialean strobilus Discinites sinensis Wang. Review of Palaeobotany and Palynology, v. 128, p. 229-245.

Wang, Jun, Pfefferkorn, H.W., Sun, Bainian, & Liu, Lujun. 2003. Discovery of organic connection of Chiropteris Kurr and Nystremia Halle from Early Permian of western Henan, China. Chinese Science Bulletin, v. 48, p. 2248-2252.

Goubet, P., Pfefferkorn, H.W. & W.H. Gillespie. 2000. Neuralethopterids (Trigonocarpalean Pteridosperms) from the Early Pennsylvanian of eastern North America. PaleoBios, v. 20(3), p. 11-37.

Erwin, D.M., Pfefferkorn, H.W. & V. Alleman. 1994. Early seed plants in the Southern Hemisphere: I. Associated ovulate and microsporangiate organs from the Carboniferous of Peru. Review of Paleobotany and Palynology, v. 80, p. 19-38.

Gillespie, W.H. & H.W. Pfefferkorn. 1986. Taeniopterid lamina on Phasmatocycas megasporophylls (Cycadales) from the Lower Permian of Kansas, U.S.A. Review of Palaeobotany and Palynology, v. 49, p. 99-116.

Pfefferkorn, H.W., W.H. Gillespie, D.A. Resnick & M.H. Scheihing. 1985. Reconstruction and architecture of medullosan pteridosperms (Pennsylvanian). The Mosasaur, v. 2 (1984), p. 1-8.

Wnuk, C. & H.W. Pfefferkorn. 1984. The life habits and paleoecology of Middle Pennsylvanian medullosan pteridosperms based on an in situ assemblage from the Bernice Basin (Sullivan County, Pennsylvania, U.S.A.). Review of Paleobotany and Palynology, v. 41, p. 329-351.

Scheihing, M.H. & H.W. Pfefferkorn. 1980. Morphologic variation in Alethopteris (pteridosperms, Carboniferous) from St. Clair, Pennsylvania, USA. Palaeontographica B, v. 172, p. 1-9.

Gillespie, W.H., Clendening,J.A. & H.W. Pfefferkorn. 1978. Plant fossils of West Virginia and adjacent areas. West Virginia Geological Survey, Morgantown, WV, Educational Series ED-3a , 172 pp. [Book still available for $8.00 + $2.75 shipping; call West Virginia Geological Survey at 304-594-2331]

Pfefferkorn, H.W. 1978. Revision der Sphenopteriden Discopteris karwinensis STUR, Discopteris vuellersi STUR und der Gattung Discopteris STUR. Argumenta Palaeobotanica 5, p. 167-193.

Leary, R.L. & H.W. Pfefferkorn. 1977. An Early Pennsylvanian flora with Megalopteris and Noeggerathiales from west-central Illinois. Illinois State Geological Survey Circular 500, 77 pp.

Pfefferkorn, H.W. 1976. Reconstruction and interpretation of Brittsia problematica D. WHITE (fern, Pennsylvanian). Fieldiana Geology, v. 33(17), p. 315-322.

Pfefferkorn, H.W. 1976. Pennsylvania tree fern compressions Caulopteris, Megaphyton, and Artisophyton gen. nov. in Illinois. Illinois State Geological Survey Circular 492, 31 pp.

Pfefferkorn, H.W. 1973. Kankakeea gen. nov., buds for vegetative reproduction in Carboniferous ferns. Palaeontologische Zeitschrift, v. 47, p. 143-151.

Pfefferkorn, H.W., Peppers, R.A. & T.L. Phillips. 1971. Some fern-like fructifications and their spores from the Mazon Creek compression flora of Illinois (Pennsylvanian). Illinois State Geological Survey Circular 463, 29 pp.

Biostratigraphy and Biogeography

Pfefferkorn, H.W. 2003. Defining boundary stratotypes — Speciation, migration, and extinction. Newsletter on Carboniferous Stratigraphy, v. 21, p. 20-22.

Blake, B.M., Cross, A.T., Eble, C.F., Gillespie, W.H. & H.W. Pfefferkorn. 2002. Selected plant megafossils from the Carboniferous of the Appalachian region, eastern United States: Geographic and stratigraphic distribution. in: Hills, L.V., Henderson, C.M., and Bamber, E.W. (eds.) Carboniferous and Permian of the World. Canadian Society of Petroleum Geologists, Memoir 19, p. 259-335.

Iannuzzi, R., Pfefferkorn, H.W., Diaz-Martinez, E., Alleman, V., & Suarez-Soruco, R. 1998. La flora Eocarbonifera de la Formacion Siripaca (Grupo Ambo, Bolivia) y su correlacion con la flora de Paracas (Grupo Ambo, Peru). Boletin de la Sociedad Geológica del Perú, v. 88, p. 39-51.

Gutierrez, P.R., Pfefferkorn, H.W. & Cesari, S.N. 1994. Velizia inconstans CESARI & HUENIKEN (Gymnospermae) en el Formacion Cerro Agua Negra (Paleozoico Superior), San Juan, Republica Argentina. Ameghiniana, v. 31, p. 87- 91.

Pfefferkorn, H.W. & W.H. Gillespie. 1982. Plant megafossils near the Mississippian-Pennsylvanian boundary in the Pennsylvanian System stratotype, West Virginia-Virginia. in: Ramsbottom, W.H.C. et al. (eds.). Biostratigraphic data for a Mid-Carboniferous boundary. Subcommission on Carboniferous Stratigraphy, Leeds, U.K., 128-133.

Pfefferkorn, H.W. & W.H. Gillespie. 1980. Biostratigraphy and biogeography of plant compression fossils in the Pennsylvanian of North America. in: Dilcher, D.L. & T.N. Taylor (eds.). Biostratigraphy of fossil plants-Successional and paleoecological analyses. Dowden, Hutchinson & Ross, Stroudsburg, PA, USA, 93-118.

Pfefferkorn, H.W. & D.A. Resnik. 1980. The occurrence of Sphenopteris germanica (pteridosperm, Autunian, Lower Permian) in North America. Journal of Paleontology, v. 54, p. 81-84.

Gillespie, W.H. & H.W. Pfefferkorn. 1979. Distribution of commonly occurring plant megafossils in the proposed Pennsylvanian System stratotype. in: Englund, K.J. et al. (eds.) Proposed Pennsylvanian System stratotype Virginia and West Virginia. 9th International Congress of Carboniferous Stratigraphy and Geology, American Geol. Inst. Selected Guidebook Series, No. 1, p. 87-96.

Pfefferkorn, H.W. 1977. Plant megafossils in Venezuela and their use in geology. V Congreso Geologico Venezolano, Memoria 1, p. 407-414.

Leary, R.L. & H.W. Pfefferkorn. 1977. An Early Pennsylvanian flora with Megalopteris and Noeggerathiales from west-central Illinois. Illinois State Geological Survey Circular 500, 77 pp.

Remy, W., R. Remy, H.W. Pfefferkorn, W. Volkheimer & E. Rabe. 1975. Neueinstufung der Bocas-Folge (Bucaramanga, Kolumbien) in den unteren Jura anhand einer Phlebopteris -branneri - und Classopollis -Flora (The Lower Jurassic age of the Bocas Formation [Bucaramanga, Columbia] based on the occurrence of Phlebopteris branneri and Classopollis): Argumenta Palaeobotanica 4, p. 55-77.

Other Geologic Publications

Fonjweng, G.T. & H.W. Pfefferkorn. 2001. Storm-induced sediment dynamics in Delaware Bay tidal marshes. Northeastern Geology and Environmental Science, v. 23, p. 12-19.

Martins, U.P. & H.W. Pfefferkorn. 1988. Genetic interpretation of a Lower Triassic paleosol complex based on soil micromorphology. Paleogeography, Paleoclimatology, Palaeoecology, v. 64, p. 1-14.

Pfefferkorn, H.W. 1972. Regionale Geologie in einem Teil des Pyritguertels von Sued-Portugal und Sued-Spanien(Regional geology in part of the pyrite belt in southern Portugal and Spain): Muenstersche Forschungen zur Geologie und Palaeontologie, v. 24, p. 109-125.

Pfefferkorn, H.W. 1968. Geologische Gliederung und Faziesverhaeltnisse des Gebietes zwischen Serpa und Mertola, Sued-Portugal - Vorlaeufige Mitteilung (Tectono-stratigraphic units in the area between Serpa and Mertola, southern Portugal - Preliminary results). Neues Jahrbuch Geologie Palaeontologie, Monatshefte 1968, p. 89-99.

Pfefferkorn, H.W. 1968. Geologie des Gebietes zwischen Serpa und Mertola (Baixo Alentejo, Portugal). Muenstersche Forschungen zur Geologie und Palaeontologie, v. 9, 143 pp.