Smithsonian National Museum of Natural History

Bill Dimichele

Research Geologist and Curator of Paleobotany
Department / Division
  • B.A., Drexel University
  • M.S., University of Illinois
  • Ph.D., University of Illinois
Research Interests

Paleoecology, morphology, and systematics of late Paleozoic plants (240-350 million years old), particularly the structure of late Paleozoic ecosystems and the relationship between long-term ecological and evolutionary patterns

Journal Article

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Conference Proceedings
  • May, Paul, Lucas, Spencer G., Kerp, Hans, DiMichele, William A., and Rogers, John B. 2022. "An early Permian fossil flora from the Arroyo de Alamillo Formation of the Yeso Group, Socorro County, NM." in 2022 New Mexico Geological Society Annual Spring Meeting & Ft.Stanton Cave Conference. 2787.
  • Sirmons, Roberta L., Dodge, Clifford H., Henderson, Geoffrey, and DiMichele, William A. 2021. "A Geologist's Journey: David White's Field Trip to Ohiopyle, Summer 1900." from 85th Annual Field Conference of Pennsylvania Geologists. 121–152.
  • Lerner, A. J., Lucas, Spencer G., Spielmann, J. A., Krainer, K., DiMichele, William A., Chaney, Dan S., Schneider, J. W., Nelson, W. John, and Ivanov, Anton B. 2009. "The biota and paleoecology of the Upper Pennsylvanian (Missourian) Tinajas Locality, Socorro County, New Mexico." from New Mexico Geological Society Guidebook, 60th Field Conference, Geology of the Chupadera Mesa Region. 267–280.
  • Lucas, Spencer G., DiMichele, William A., Krainer, K., Chaney, Dan S., and Spielmann, J. A. 2009. "A coal-measure forest near Socorro, New Mexico." from New Mexico Geological Society Guidebook, 60th Field Conference, Geology of the Chupadera Mesa Region. 235–242. New Mexico Geological Society Field Conference Guidebook 60
Book Chapter
  • DiMichele, William A., Cecil, C. B., Chaney, Dan S., Elrick, Scott D., Lucas, Spencer G., Lupia, Richard, Nelson, W. J., and Tabor, Neil J. 2011. "Pennsylvanian-Permian vegetational changes in tropical Euramerica." In Geology of the Pennsylvanian-Permian in the Dunkard Basin. Guidebook for the 76th Annual Field Conference of Pennsylvania Geologists. Harper, John A., editor. 60–102. Middletown, PA: Field Conference of Pennsylvania Geologists, Inc..
  • DiMichele, William A., Skema, Vik, and Harper, John A. 2011. "Pleasant Hill Gap." In Geology of the Pennsylvanian-Permian in the Dunkard basin. Guidebook, 76th Annual Field Conference of Pennsylvania Geologists. Harper, John A., editor. 168–173. Middletown, PA: Field Conference of Pennsylvania Geologists, Inc.
  • DiMichele, William A., Tabor, N. J., Chaney, Dan S., and Nelson, W. J. 2006. "From wetlands to wet spots: Environmental tracking and the fate of Carboniferous elements in Early Permian tropical floras." In Wetlands trough time: Geological Society of America Special Paper 399. Greb, S. F. and DiMichele, William A., editors. 223–248. Geological Society of America.
  • DiMichele, William A. and Bateman, Richard M. 2005. "Evolution of land plant diversity: Major innovations and lineages through time." In Plant Conservation: A Natural History Approach. Krupnick, Gary A. and Kress, W. John, editors. 3–14. University of Chicago Press.
  • DiMichele, William A., Hans, Kerp, and Chaney, Dan S. 2004. "Tropical floras of the Late Pennsylvanian-Early Permian transition: Carrizo Arroyo in context." In Carboniferous-Permian Transition at Carrizo Arroyo, Central New Mexico. Lucas, Spencer G. and Zeigler, K. E., editors. 105–110. New Mexico Museum of Natural History and Science Bulletin 25.
  • Bateman, Richard M. and DiMichele, William A. 2002. "Generating and filtering major phenotypic novelties: neoGoldschmidtian saltation revisited." In Developmental Genetics and Plant Evolution. Cronk, C. B., Bateman, Richard M., and Hawkins, J. A., editors. 109–159. Taylor and Francis.
  • DiMichele, William A., Stein, W. E., and Bateman, Richard M. 2001. "Ecological sorting during the Paleozoic radiation of vascular plant classes." In Evolutionary Paleoecology. Allmon, W. D. and Bottjer, D. J., editors. 285–335. Columbia University Press.
  • DiMichele, William A. 2000. "Carboniferous Coal Swamp Forests." In Palaeobiology II. Briggs, E. G. and Crowther, P. R., editors. 79–82. Blackwell Science.
  • DiMichele, William A. 2000. "Ecosystem dynamics." In McGraw-Hill Yearbook of Science and Technology. McGraw, Hill staff, editor. 129–131. McGraw-Hill.
  • Philips, T. L. and DiMichele, William A. 1999. "Coal ball sampling and quantification." In Fossil Plants and Spores: Modern Techniques. Jones, T. P. and Rowe, N. P., editors. 206–209. Geological Society.
  • DiMichele, William A. and Philips, T. L. 1995. "The response of hierarchically structured ecosystems to long term climate change: a case study using tropical peat swamps of Pennsylvanian age." In Effects of Past Global Change on Life. Stanley, Steven M., Knoll, A. H., and Kennett, J. P., editors. 134–155. National Research Council, Studies in Geophysics.
  • DiMichele, William A. and Phillips, Tom L. 1995. "The Response of Hierarchially Structured Ecosystems to Long-Term Climatic Change: A Case Study Using Tropical Peat Swamps of Pennsylvanian Age." In Effects of past global change on life. 134–155.
  • Bateman, Richard M. and DiMichele, William A. 1994. "Saltational evolution of form in vascular plants: a neoGoldschmidtian synthesis." In Linnean Society, Symposium Series. 61–100. 16
  • Wing, Scott L., Sues, Hans-Dieter, Potts, Richard, DiMichele, William A., and Behrensmeyer, Anna K. 1992. "Evolutionary Paleoecology." In Terrestrial Ecosystems Through Time: Evolutionary Paleoecology of Terrestrial Plants and Animals. Behrensmeyer, Anna K., editor. 1–13. Chicago: University of Chicago Press.
  • DiMichele, William A., Philips, T. L., and Peppers, R. A. 1985. "The influence of climate and depositional environment on the distribution and evolution of Pennsylvanian coal swamp plants." In Geologic Factors and the Evolution of Plants. Tiffney, B., editor. 223–256. Yale University Press.

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  • DiMichele, William A., Lucas, Spencer G., Looy, Cindy V., Kerp, Hans, and Chaney, Dan S. 2017. Plant Fossils from the Pennsylvanian–Permian Transition in Western Pangea, Abo Pass, New Mexico. Washington, D.C.: Smithsonian Institution. In Smithsonian Contributions to Paleobiology, 99.
  • Damuth, J., Behrensmeyer, Anna K., DiMichele, William A., Labandeira, Conrad C., Potts, Richard, and Wing, Scott L. 1997. ETE Database Manual. Evolution of Terrestrial Ecosystems Consortium. Washington, D.C..
  • Behrensmeyer, Anna K., Damuth, J., DiMichele, William A., Potts, Richard, Sues, Hans-Dieter, and Wing, Scott L., editors. 1992. Terrestrial Ecosystems Through Time. Chicago: University of Chicago.
Book Review
  • DiMichele, William A. 2003. [Book review] "The Structure of Evolutionary Theory." American Journal of Science, 303, 259–261.
  • DiMichele, William A. 1998. [Book review] "Macroevolution: Pattern and Process." American Paleontologist, 6, 13–14.
  • DiMichele, William A. 1995. [Book review] "Basic Questions in Palaeontology." Review of Palaeobotany and Palynology, 84, 481–483.
  • DiMichele, William A. 1993. [Book review] "Plant Fossils in Geological Investigation: the Paleozoic." Journal of Geological Education, 41, 378–379.
  • DiMichele, William A. 1992. [Book review] "Causes of Evolution, A paleontological Perspective." Brittonia, 44, 76–80.
  • DiMichele, William A. 1991. [Book review] "The Other Side of the Medal." Earth Science History, 10, 91–92.
  • DiMichele, William A., Burnham, Robyn, and Sues, Hans-Dieter. 1988. [Book review] "Origins of Angiosperms and Their Biological Consequences." Palaios, 4, 449–452.