Smithsonian National Museum of Natural History

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Carboniferous

Peer Reviewed Publications:

Falcon-Lang, H., DiMichele, W.A., Elrick, S. and Nelson, W.J. 2009. Going underground: in search of Carboniferous coal forests, Geology Today, 25:181-184

DiMichele, W.A., Montañez, I.P., Poulsen, C.J. and Tabor, N.J. 2009. Climate and vegetational regime shifts in the late Paleozoic ice age earth, Geobiology, 7(2):200-226

Lerner, A.J., Lucas, S.G., Spielmann, J.A., Krainer, K., DiMichele, W.A., Chaney, D.S., Schneider, J.W., Nelson, W.J. and Ivanov, A.B. 2009. The biota and paleoecology of the Upper Pennsylvanian (Missourian) Tinajas Locality, Socorro County, New Mexico, New Mexico Geological Society 60th Field Conference Guidebook, :267-280

Lucas, S.G., DiMichele, W.A., Krainer, K., Chaney, D.S. and Spielmann, J.A. 2009. A coal-measure forest near Socorro, New Mexico, New Mexico Geological Society 60th Field Conference Guidebook, :235-242

Bennington, J.B., DiMichele, W.A., Badgley, C., Bambach, R.K., Barrett, P.M., Behrensmeyer, A.K., Bobe, R., Burnham, R.J., Daeschler, E.B., Van Dam, J., Eronen, J.T., Erwin, D.H., Finnegan, S., Holland, S.M., Hunt, G., Jablonski, D., Jackson, S.T., Jacobs, B.E., Kidwell, S.M., Koch, P.L., Kowalewski, M.J., Labandeira, C.C., Looy, C.V., Lyons, S.K., Novack-Gottshall, P.M., et al. 2009. Critical Issues of Scale in Paleoecology, Palaios, 24(1-2):1-4

Chaney, D.S., Mamay, S.H., DiMichele, W.A. and Kerp, H. 2009. Auritifolia gen. nov., Probable Seed Plant Foliage with Comioid Affinities from the Early Permian of Texas, U.S.A, International journal of plant sciences, 170(2):247-266

Mamay, S.H., Chaney, D.S. and DiMichele, W.A. 2009. Comia, a seed plant possibly of peltaspermous affinity: a brief review of the genus and description of two new species from the Early Permian (Artinskian) of Texas, C. greggii sp. nov. and C. craddockii sp. nov, International journal of plant sciences, 170(2):267-282

DiMichele, W.A., Nelson, W.J., Elrick, S. and Ames, P.R. 2009. Catastrophically Buried Middle Pennsylvanian Sigillaria and Calamitean Sphenopsids from Indiana, Usa: what Kind of Vegetation was This?, Palaios, 24(3):159-166

Falcon-Lang, H.J., Nelson, W.J., Elrick, S., Looy, C.V., Ames, P.R. and DiMichele, W.A. 2009. Incised channel fills containing conifers indicate that seasonally dry vegetation dominated Pennsylvanian tropical lowlands, Geology, 37(10):923-926

Pfefferkorn, H.W., Gastaldo, R.A., DiMichele, W.A. and Phillips, T.L. 2008. Pennsylvanian tropical floras of the United States as a record of changing climate, Geological Society of America Special Paper, 441:305-316

DiMichele, W.A. 2008. Plants as a force of nature, Trends in Ecology & Evolution, 23(2):60-61

DiMichele, W.A., Kerp, H., Tabor, N.J. and Looy, C.V. 2008. Revisiting the so-called “Paleophytic-Mesophytic” transition in equatorial Pangea: vegetational integrity and climatic tracking, Palaeoecology, Palaeclimatology, Palaeogeography, 268:152-163

DiMichele, W.A. and Gastaldo, R.A. 2008. Plant paleoecology in deep time, Annals of the Missouri Botanical Garden, 95:144-198

DiMichele, W.A., Kerp, H., Tabor, N.J. and Looy, C.V. 2008. The so-called "Paleophytic-Mesophytic" transition in equatorial Pangea: Multiple Biomes and Vegetational Tracking of Climate Change through Geological Time, Paleogeography, :1-46

DiMichele, W.A., Falcon-Lang, H.J., Nelson, W.J., Elrick, S.D. and Ames, P.R. 2007. Ecological gradients within a Pennsylvanian mire forest, Geology, 35(5):415-418

Willard, D.A., Phillips, T.L., Lesnikowska, W.A. and DiMichele, W.A. 2007. Paleoecology of the Late Pennsylvanian-Age Calhoun coal bed and implications for long-term dynamics of wetland ecosystems, International Journal of Coal Geology, 69:21-54

Chaney, D.S. and DiMichele, W.A. 2007. Paleobotany of the classic redbeds (Clear Fork Group - Early Permian) of north central Texas, Proceedings of the XVth International Congress on Carboniferous and Permian Stratigraphy, 1:357-366

DiMichele, W.A., Chaney, D.S., Nelson, W.J., Lucas, S.G., Looy, C.V., Quick, K. and Jun, W. 2007. A low diversity, seasonal tropical landscape dominated by conifers and peltasperms: Early Permian Abo Formation, New Mexico, Review of Paleobotany and Palynology, 145:249-273

Montañez, I.P., Tabor, N.J., Niemeier, D., DiMichele, W.A., Frank, T.D., Fielding, C.R. and Isbell, J.L. 2007. CO2-forced climate and vegetation instability during Late Paleozoic deglaciation, Science, 315:87-91

DiMichele, W.A., Tabor, N.J., Chaney, D.S. and Nelson, W.J. 2006. "From wetlands to wet spots: Environmental tracking and the fate of Carboniferous elements in Early Permian tropical floras". Pp. 223-248 in Wetlands trough time: Geological Society of America Special Paper 399 (Greb, S.F. and DiMichele, W.A.). Geological Society of America

Greb, S.F., DiMichele, W.A. and Gastaldo, R.A. 2006. Evolution and importance of wetlands in earth history, Geological Society of America Special Paper, 399:1-40

DiMichele, W.A., Phillips, T.L. and Pfefferkorn, H.W. 2006. Paleoecology of Late Paleozoic pteridosperms from tropical Euramerica, Journal of the Torrey Botanical Society, 133:83-118

Krings, M., Klavins, S.D., DiMichele, W.A., Axsmith, B.J., Kerp, H. and Taylor, T.N. 2005. Epidermal anatomy of Glenopteris splendens Sellards nov. emend., an enigmatic seed plant from the Lower Permian of Kansas (U.S.A.), Review of Paleobotany and Palynology, 136:159-180

DiMichele, W.A. and Bateman, R.M. 2005. "Evolution of land plant diversity: Major innovations and lineages through time". Pp. 3-14 in Plant Conservation: A Natural History Approach (Krupnick, G. and Kress, W.J.). University of Chicago Press

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, 56:32-49

DiMichele, W.A., Tabor, N.J. and Chaney, D.S. 2005. Outcrop-scale Environmental Heterogeneity and Vegetational Complexity in the Permo-Carboniferous Markley Formation of north-central Texas, The Nonmarine Permian.New Mexico Museum of Natural History and Science Bulletin., 30:60-66

DiMichele, W.A., Van Konijnenburg-Van Cittert, H.A., Looy, C.V. and Chaney, D.S. 2005. Equisetites from the Early Permian of north-central Texas, The Nonmarine Permian.New Mexico Museum of Natural History and Science Bulletin., 30:56-59

Chaney, D.S., Sues, H.D. and DiMichele, W.A. 2005. A juvenile skeleton of the nectridean amphibian Diplocaulus and associated flora and fauna from the Mitchell Creek Flats locality (upper Waggoner Ranch Formation; Early Permian), Baylor County, north-central Texas, USA, The Nonmarine Permian.New Mexico Museum of Natural History and Science Bulletin., 30:39-47

Krings, M., DiMichele, W.A., Kerp, H. and Taylor, T.N. 2005. Frond morphology an epidermal anatomy of Glenopteris splendens (Pteridospermopsida, Peltaspermales), The Nonmarine Permian.New Mexico Museum of Natural History and Science Bulletin., 30:171

DiMichele, W.A., Kerp, H., Krings, M. and Chaney, D.S. 2005. The Permian Peltasperm Radiation: Evidence from the Southwestern United States, The Nonmarine Permian.New Mexico Museum of Natural History and Science Bulletin., 30:67-79

DiMichele, W.A. and Chaney, D.S. 2005. Pennsylvanian-Permian fossil floras from the Cutler Group, Cañon del Cobre and Arroyo del Agua areas, in northern New Mexico, The Permian of Central New Mexico.New Mexico Museum of Natural History and Science Bulletin., 31:27-33

DiMichele, W.A., Hans, K. and Chaney, D.S. 2004. "Tropical floras of the Late Pennsylvanian-Early Permian transition: Carrizo Arroyo in context". Pp. 105-110 in Carboniferous-Permian Transition at Carrizo Arroyo, Central New Mexico (Lucas, S.G. and Zeigler, K.E.). New Mexico Museum of Natural History and Science Bulletin 25

DiMichele, W.A., Behrensmeyer, A.K., Olszewski, T.D., Labandeira, C.C., Pandolfi, J.M., Wing, S.L. and Bobe, R. 2004. Long-term stasis in ecological assemblages: evidence from the fossil record, Annual Review of Ecology, Evolution and Systematics, 35:285-322

DiMichele, W.A., Hook, R.W., Nelson, W.J. and Chaney, D.S. 2004. An Unusual Middle Permain Flora from the Blaine Formation (Pease River Group: Leonardian-Guadalupian Series) of King County, West Texas, Journal of Paleontology, 78:765-782

DiMichele, W.A. 2003. The Structure of Evolutionary Theory, American Journal of Science, 303:259-261

Bateman, R.M. and DiMichele, W.A. 2003. Genesis of phenotypic and genotypic diversity in land plants: the present as the key to the past, Systematics and Biodiversity, 1:13-28

Greb, S.F., Andrews, W.M., Eble, C.F., DiMichele, W.A., Cecil, C.B. and Hower, J.C. 2003. Desmoinesian coal beds of the Eastern Interior and surrounding basins: the largest tropical peat mires in earth history, Geological Society of America, Special Publication, 370:127-150

Bateman, R.M. and DiMichele, W.A. 2002. "Generating and filtering major phenotypic novelties: neoGoldschmidtian saltation revisited". Pp. 109-159 in Developmental Genetics and Plant Evolution (Cronk, C.B., Bateman, R.M. and Hawkins, J.A.). Taylor and Francis

DiMichele, W.A., Phillips, T.L. and Nelson, W.J. 2002. Place vs. time and vegetational persistence: a comparison of four tropical paleomires from the Illinois Basin at the height of the Pennsylvanian ice age, International Journal of Coal Geology, 50:43-72

DiMichele, W.A. and Phillips, T.L. 2002. The ecology of Paleozoic ferns, Review of Paleobotany and Palynology, 119:143-159

Hotton, N., Feldmann, R.M., Hook, R.W. and DiMichele, W.A. 2002. Crustacean-bearing continental deposits in the Petrolia formation (Leonardian Series, Lower Permian) of North-Central Texas, Journal of Paleontology, 76(3):486-494

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

DiMichele, W.A., Mamay, S.H., Chaney, D.S., Hook, R.W. and Nelson, J.W. 2001. An Early Permian Flora with Late Permian and Mesozoic Affinities from North-Central Texas, Journal of Paleontology, 75:449-460

DiMichele, W.A., Stein, W.E. and Bateman, R.M. 2001. "Ecological sorting during the Paleozoic radiation of vascular plant classes". Pp. 285-335 in Evolutionary Paleoecology (Allmon, W.D. and Bottjer, D.J.). Columbia University Press

Laveine, J.P. and DiMichele, W.A. 2001. The qualitative approach for Carbniferous plant taxonomic analyses: implications of the Linopteris-Reticulopteris distinction, Revue Paléobiologie, Genève, 20:415-433

DiMichele, W.A. 2000. "Carboniferous Coal Swamp Forests". Pp. 79-82 in Palaeobiology II (Briggs, E.G. and Crowther, P.R.). Blackwell Science

DiMichele, W.A. 2000. "Ecosystem dynamics". Pp. 129-131 in McGraw-Hill Yearbook of Science and Technology (McGraw, H.s.). McGraw-Hill

DiMichele, W.A., Chaney, D.S., Dixon, W.H., Nelson, W.J. and Hook, R.W. 2000. An Early Permian Coastal Flora from the Central Basin Platform of Gaines County, West Texas, Palaios, 15:524-534

Pfefferkorn, H.W., Gastaldo, R.A. and DiMichele, W.A. 2000. Ecological stability during the late Paleozoic cold interval, Paleontological Society Papers, 6:63-78

Phillips, T.L. and DiMichele, W.A. 1999. "Coal ball sampling and quantification". Pp. 206-209 in Fossil Plants and Spores: Modern Techniques (Jones, T.P. and Rowe, N.P.). Geological Society

DiMichele, W.A. 1998. Love's labour lost? Or the tragic story of a young paleontologist who chooses fossil plants as his life's work only to discover at age 50 that his mother thinks he should have studied dinosaurs ("Why aren't you ever on TV?"), Palaios, 13(5):405-407

DiMichele, W.A. 1998. Macroevolution: Pattern and Process, American Paleontologist, 6:13-14

Bateman, R.M., Crane, P.R., DiMichele, W.A., Kenrick, P., Rowe, N.P., Speck, T. and Stein, W.E. 1998. Early evolution of land plants: phylogeny, physiology, and ecology of the primary terrestrial radiation, Annual Review of Ecology and Systematics, 29:263-292

Phillips, T.L. and DiMichele, W.A. 1998. A transect through a clastic-swamp to peat-swamp ecotone in the Springfield coal, Middle Pennsylvanian age of Indiana, U.S.A, Palaios, 13:110-125

Baker, R.A. and DiMichele, W.A. 1997. Biomass allocation in Late Pennsylvanian coal-swamp plants, Palaios, 12(2):127-132

Damuth, J., Behrensmeyer, A.K., DiMichele, W.A., Labandeira, C.C., Potts, R. and Wing, S.L.1997. ETE Database Manual. Evolution of Terrestrial Ecosystems Consortium.

Baker, R. and DiMichele, W.A. 1997. Resource allocation in Late Pennsylvanian coal-swamp plants, Palaios, 12:127-132

DiMichele, W.A. and Phillips, T.L. 1996. Climate change, plant extinctions, and vegetational recovery during the Middle-Late Pennsylvanian transition: the case of tropical peat-forming environments in North America, Geological Society Special Publication, 102:201-221

DiMichele, W.A., Eble, C.F. and Chaney, D.S. 1996. A Drowned Lycopsid Forest above the Mahoning Coal (Conemaugh Group, Upper Pennsylvanian) in Eastern Ohio, U.S.A, International Journal of Coal Geology, 31:249-276

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

DiMichele, W.A. and Phillips, T.L. 1996. Clades, ecological amplitudes, and ecomorphs: phylogenetic effects and the persistence of primitive plant communities in the Pennsylvanian-age tropics, Palaeogeography, Palaeoclimatology, Palaeoecology, 127:83-106

DiMichele, W.A. and Bateman, R.M. 1996. Plant paleoecology and evolutionary inference: two examples from the Paleozoic, Review of Paleobotany and Palynology, 90:223-247

DiMichele, W.A. and Bateman, R.M. 1996. The rhizomorphic lycopsids: a case study in paleobotanical classification, Systematic Botany, 21:535-552

Gastaldo, R.A., DiMichele, W.A. and Pfefferkorn, H.W. 1996. Out of the icehouse into the greenhouse: a late Paleozoic analogue for modern global vegetational change, Gsa today, 6:1-7

DiMichele, W.A. and Phillips, T.L. 1995. "The response of hierarchically structured ecosystems to long term climate change: a case study using tropical peat swamps of Pennsylvanian age". Pp. 134-155 in Effects of Past Global Change on Life (Stanley, S.M., Knoll, A.H. and Kennett, J.P.). National Research Council, Studies in Geophysics

Gastaldo, R.A., Pfefferkorn, H.W. and DiMichele, W.A. 1995. Characteristics and classification of Carboniferous roof shale floras, Geological Society of America Memoir, 185:341-352

Willard, D.A., DiMichele, W.A., Hower, J.C., Eggert, D.L., Rexroad, C.B. and Scott, A.C. 1995. Paleoecology of the Springfield Coal Member (Middle Pennsylvanian, Illinois Basin) near the Leslie Cemetery Paleochannel, southwestern Indiana, International Journal of Coal Geology, 27:59-98

DiMichele, W.A. 1995. Basic Questions in Palaeontology, Review of Paleobotany and Palynology, 84:481-483

Wing, S.L. and DiMichele, W.A. 1995. Conflict between local and global changes in plant diversity through geological time, Palaios, 10:551-564

Willard, D.A., DiMichele, W.A., Eggert, D.L., Hower, J.C., Rexroad, C.B. and Scott, A.C. 1995. Paleoecology of the Springfield Coal Member (Desmoinesian, Illinois Basin) Near the Leslie Cemetery Paleochannel, Southwestern Indiana, International Journal of Coal Geology, 27(1):59-98

DiMichele, W.A. 1994. Ecological patterns in time and space, Paleobiology, 20:89-92

Bateman, R.M. and DiMichele, W.A. 1994. Heterospory: the most iterative key innovation in the evolution of plants, Biological Reviews, 69:345-417

Bateman, R.M. and DiMichele, W.A. 1994. Saltational evolution of form in vascular plants: a neoGoldschmidtian synthesis, Linnean Society, Symposium Series, 16:61-100

DiMichele, W.A. and Phillips, T.L. 1994. Paleobotanical and paleoecological constraints on models of peat formation in the Late Carboniferous of Euramerica, Palaeoclimatology, Palaeogeography, and Palaeoecology, 106:39-90

Dolph, G.E., Gastaldo, R.A., DiMichele, W.A. and Hunn, D.M. 1994. Karinopteris, a fossil pteridosperm from the "paper" coal of Indiana, Proceedings of the Indiana Academy of Sciences, 98:433-448

DiMichele, W.A. 1994. Presentation of the Charles-Schuchert-Award of the Paleontological-Society to Crane,peter,r., Journal of Paleontology, 68(4):918-918

DiMichele, W.A. 1993. Plant Fossils in Geological Investigation: the Paleozoic, Journal of Geological Education, 41:378-379

DiMichele, W.A. and Bateman, R.M. 1993. Validation of Synchysidendron, gen. nov. (Fossiles), Taxon, 42:76-80

DiMichele, W.A. and Skog, J.A. 1992. The Lycopsida: a symposium, Annals of the Missouri Botanical Garden, 79:447-449

Bateman, R.M., DiMichele, W.A. and Willard, D.A. 1992. Experimental Cladistic Analysis of Anatomically Preserved Arborescent Lycopsids from the Carboniferous of Euramerica: An Essay on Paleobotanical Phylogenetics, Annals of the Missouri Botanical Garden, 79(3):500-559

DiMichele, W.A. 1992. Causes of Evolution, A paleontological Perspective, Brittonia, 44:76-80

DiMichele, W.A. and Aronson, R.B. 1992. The Pennsylvanian-Permian vegetational transition: a terrestrial analogue to the onshore offshore hypothesis, Evolution, 46:807-824

DiMichele, W.A. and Bateman, R.M. 1992. Diaphorodendraceae, fam. nov. (Lycopsida: Carboniferous): systematics and evolutionary relationships of Diaphorodendron and Synchysidendron, gen. nov, American Journal of Botany, 79:605-617

Phillips, T.L. and DiMichele, W.A. 1992. Comparative ecology and life history biology of arborescent lycopods in Late Carboniferous swamps of Euramerica, Annals of the Missouri Botanical Garden, 79:560-588

DiMichele, W.A., Phillips, T.L. and McBrinn, G.E. 1991. Quantitative analysis and paleoecology of the Secor coal and roof shale floras (Middle Pennsylvanian, Oklahoma), Palaios, 6:390-409

Bateman, R.M. and DiMichele, W.A. 1991. Hizemodendron, gen. nov., a pseudoherbaceous segregate of Lepidodendron (Pennsylvanian): Phylogenetic context for evolutionary changes in lycopsid growth architecture, Systematic Botany, 16:195-205

DiMichele, W.A. 1991. The Other Side of the Medal, Earth Science History, 10:91-92

DiMichele, W.A. and Beall, B.S. 1990. Flora, fauna and paleoecology of the Brazil Formation of Indiana, Rocks & Minerals, 65:244-250

Phillips, T.L. and DiMichele, W.A. 1990. From Plants to Coal - Peat Taphonomy of Upper Carboniferous Coals, International Journal of Coal Geology, 16(1-3):151-156

DiMichele, W.A. and Nelson, W.J. 1989. Small scale spatial heterogeneity in Pennsylvanian age vegetation from the roof shale of the Springfield Coal, Palaios, 4:276

DiMichele, W.A., Davis, J.I. and Olmstead, R.G. 1989. Origins of Heterospory and the Seed Habit: The Role of Heterochrony, Taxon, 38(1):1-11

DiMichele, W.A. and Phillips, T.L. 1988. Paleoecology of the Middle Pennsylvanian age Herrin coal swamp near a contemporaneous river system, the Walshville Paleochannel, Review of Paleobotany and Palynology, 56:151-176

DiMichele, W.A., Burnham, R. and Sues, H.-D. 1988. Origins of Angiosperms and Their Biological Consequences, Palaios, 4:449-452

Spencer, K.C. and DiMichele, W.A. 1987. Paleochemotaxonomic Analysis of Cuticle from the Pennsylvanian-Age Gymnosperm Karinopteris, American Journal of Botany, 74(5):688-688

Wing, S.L., Wight, D.C., Stein, W.E. and DiMichele, W.A. 1987. The Concept of Genus in Paleobotany, American Journal of Botany, 74(5):717-717

DiMichele, W.A. and DeMaris, P.J. 1987. Structure and dynamics of a Pennsylvanian age Lepidodendron forest: colonizers of a disturbed swamp habitat in the Herrin (No. 6) Coal of Illinois, Palaios, 2:146-157

DiMichele, W.A., Phillips, T.L. and Olmstead, R.G. 1987. Opportunistic evolution: abiotic environmental stress and the fossil record of plants, Review of Paleobotany and Palynology, 50:151-178

DiMichele, W.A., Phillips, T.L. and Willard, D.A. 1986. Morphology and paleoecology of Pennsylvanian age coal swamp plants, University of Tennessee, Studies in Geology, 15:97-114

DiMichele, W.A., Phillips, T.L. and Peppers, R.A. 1985. "The influence of climate and depositional environment on the distribution and evolution of Pennsylvanian coal swamp plants". Pp. 223-256 in Geologic Factors and the Evolution of Plants (Tiffney, B.). Yale University Press

DiMichele, W.A. and Phillips, T.L. 1985. Arborescent Lycopod Reproduction and Paleoecology in a Coal-Swamp Environment of Late Middle Pennsylvanian Age (Herrin Coal, Illinois, Usa), Review of Paleobotany and Palynology, 44(1-2):1-26

Phillips, T.L., Peppers, R.A. and DiMichele, W.A. 1985. Stratigraphic and interregional changes in Pennsylvanian age coal-swamp vegetation: environmental inferences, International Journal of Coal Geology, 5:43-109

Nelson, W.J., Eggert, D.L., DiMichele, W.A. and Stecyk, A.C. 1985. Origin of discontinuities in coal bearing strata at Roaring Creek (basal Pennsylvanian of Indiana), International Journal of Coal Geology, 4:355-370

DiMichele, W.A. 1985. Diaphorodendron, Gen-Nov, a Segregate from Lepidodendron (Pennsylvanian Age), Systematic Botany, 10(4):453-458

DiMichele, W.A., Rischbieter, M.O., Eggert, D.L. and Gastaldo, R.A. 1984. Stem and Leaf Cuticle of Karinopteris - Source of Cuticles from the Indiana Paper Coal, American Journal of Botany, 71(5):626-637

DiMichele, W.A. 1983. Lepidodendron-Hickii and Generic Delimitation in Carboniferous Lepidodendrid Lycopods, Systematic Botany, 8(3):317-333

DiMichele, W.A. 1980. Paralycopodites Morey and Morey, from the Carboniferous of Euramerica - a Reassessment of Generic Affinities and Evolution of Lepidodendron-Brevifolium Williamson, American Journal of Botany, 67(10):1466-1476

DiMichele, W.A. and Phillips, T.L. 1979. Stelastellara Baxter, Axes of Questionable Gymnosperm Affinity with Unusual Habit - Middle Pennsylvanian, Review of Paleobotany and Palynology, 27(2):103-117

DiMichele, W.A., Mahaffy, J.F. and Phillips, T.L. 1979. Lycopods of Pennsylvanian Age Coals - Polysporia, Canadian Journal of Botany-Revue Canadienne De Botanique, 57(16):1740-1753

DiMichele, W.A. and Phillips, T.L. 1977. Monocyclic Psaronius from Lower Pennsylvanian of Illinois Basin, Canadian Journal of Botany-Revue Canadienne De Botanique, 55(19):2514-2524

DiMichele, W.A. and Phillips, T.L. 1976. Thallites-Dichopleurus Sp-Nov from Middle Pennsylvanian Mazon Creek Flora, Bulletin of the Torrey Botanical Club, 103(5):218-222



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