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Dr. Michael L. McMahan

University Professor of Biology
108D White Hall, Box 1850
Union University
Jackson, Tennessee 38305
(731) 661-5252


  • B. S. and M. S.; University of Mississippi
  • Ph. D.; Louisiana State University

Majors Advised

  • Pre-Veterinary Medicine
  • Pre-Podiatry
  • Pre-Optometry

Courses Commonly Taught

  • BIO 213: Invertebrate Zoology
  • BIO 214: Vertebrate Zoology
  • BIO 221-222: Human Anatomy and Physiology

Research/Scholarship Interests

  • Invertebrate zoology, with an emphasis on oligochaetes.


  • Observations of the Life History of Lutodrilus multivesiculatus (Annelida: Oligochaeta)[manuscript in preparation]
  • Ecology of the Limicolous Megadrile Lutodrilus multivesiculatus (Annelida: Oligochaeta), Michael McMahan. 1998, Megadrilogica, 7(6): 40-44
  • Anatomical Notes on Lutodrilus multivesiculatus (Annelida: Oligochaeta), Michael McMahan. 1979, Proceedings of the Biological Society of Washington, 92(1): 84-97.
  • Preliminary Notes on a New Megadrile Species, Genus, and Family from the Southeastern United States, Michael L. McMahan. 1976, Megadrilogica, 2(11): 6-8.
  • Solenopsis invicta Buren: Influence on Louisiana Pasture Soil Chemistry, D. C. Herzog, T. E, Reagan, D. C. Sheppard, K. M. Hyde, S. S. Nilakhe, M. Y. B. Hussein, M. L. McMahan, R. C. Thomas, and L. D. Newsom. 1976, Environmental Entomology, 5(1): 160-162.
  • Protozoan Parasites of Some Terrestrial Oligochaetes, Michael L. McMahan. 1975, Transactions of the American Microscopical Society, 94(2): 279-281.
  • A Reevaluation of Pristina longiseta (Oligochaeta: Naididae) in North America, Walter J. Harman and Michael L. McMahan. 1975, Proceedings of the Biological Society of Washington, 88(17): 167-178.

Professional Memberships

  • Association of Southeastern Biologists
  • American Microscopical Society
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