Dean of LAS

R. Brent Thomas, Dean, LA&S

Dean, Liberal Arts & Sciences & Professor of Biological Science

CAMPUS BOX 4010

104 Roosevelt Hall

(Work) 620-341-5278

(Fax) 620-341-5681

Email Address: rthomas2@emporia.edu

Academic Background:

 

Doctor of Philosophy                 Mississippi State University

 

Master of Biology                      Southwest Missouri State University

 

Bachelor of Biology                   University of the Ozarks; Clarksville, AR

 

Publications:

 Liu, D.,C. Wilson, J. Hearlson, J. Singleton, R.B. Thomas, and S.S. Crupper. 2013. Prevalence of antibiotic resistant gram-negative bacteria associated with the red-eared slider (Trachemys scripta elegans). Journa lof Zoo and Wildlife Management 44:666-671.

Singleton, J.M.,J. Hearlson, and R. Brent Thomas. 2013. Escape rates of semi-aquatic turtles from basking and funnel traps.  Herpetolofical Review 44:442-444.

Everly, A., L. M. Sievert, and R. Brent Thomas. 2011. Dear enemy recognition in captive brown anoles (Anolis sagrei). Journal of Kansas Herpetology 40:13-16.

House, W. J., I. M. Nall, and R.B. Thomas. 2011. Selected aspects of semi-aquatic turtle assemblages in east-central Kansas ponds.  Transactions of the Kansas Academy of Science 114(3-4);239-244.

House, W. J., I. M. Nall, and R.B. Thomas. 2010. Interpond movements of Painted Turtles (Chrysemys picta) in east-central Kansas.  Southwestern Naturalist 53:403-410.

Nall, I. M., and R. B. Thomas. 2009. Does method of bait presentation within funnel traps influence capture rates of semi-aquatic turtles?  Herpetological Conservation and Biology 4:161-163.

Thomas, R. B. I. M. Nall, and W. J. House. 2008. Relative efficacy of three different baits for trapping pond-dwelling turtles in east-central Kansas. Herpetological Review 39:186-188.

Thomas, R. B., and R. Altig.  2006 Characteristics of the foreclaw display behaviors of female Trachemys scripta (Slider Turtles). Southeastern Naturalist. 5:227-234

Taylor, C.M., R. A. Fiorillo, L.R. Williams, R.B. Thomas, T.L. Holder, and M.L. Warren, Jr. 2006. Dstribution, abundance, and diversity of upland stream fishes under variable environmental conditions.  Canadian Journal of Fisheries and Aquatic Sciences. 63:45-54.

Thomas, R. B. 2006. Trachemys scripta-Slider or Yellow-bellied Slider. In: Meylan, P.A. (Ed.). Biology and Conservation of Florida Turtles.  Chelonian Research Monographs No. 3, pp. 338-347.

Taylor, C.M., L. R. Williams, R.A. Fiorillo, R.B.Thomas, and M.L. Warren, Jr. 2004. Fish assemblage structure under variable environmental conditions in the Ouachita Mountains (pgs. 239-245). In:  Ouachita and Ozark Mountains Symposium: ecosystem management research, Guldin, J.M. (Ed.). Gen. Tech. Rep. SRS-74. Asheville, NC: Department of Agriculture, Forest Service, Southern Research Station.

Thomas, R. B. 2002. A conditional mating strategy in a long-lived vertebrate:  ontogenetic shifts in the mating tactics of male slider turtles (Trachemys scripta). Copeia. 2002:456-461.

Thomas, R.B., and W.S. Parker. 2000. Intrasexual variations in overland movements of slider turtles (Trachemys scripta). Journal of Herpetology 34:469-472.

Thomas, R. B., N. Vogrin, and R. Altig. 1999. Sexual and seasonal differences in behavior of (Trachemys scripta (Testudines: Emydidae). Journal of Herpetology 33:511-515.

Fiorillo, R. A., R. B. Thomas, M. Warren, and C. M. Taylor.  1999.  Structure of the helminth assemblage of an endemic madtom catfish (Notutus lachneri). Southwestern Naturalist 44:522-526.

Thomas, R. B., D. Beckman, K. Thompson, K. Buhlmann, J. W. Gibbons, and D. Moll. 1997. Estimation of age for Trachemys scripta and Deirochelys reticularia by counting annual growth layers in claws.  Copeia 1997:842-845.

Thomas, R. B., and J. Bradford. 1997. Geographic Distribution.  Graptemys pulchra.  Herpetological Review 28:209.

Thomas, R. B., D. Moll, and J. Steiert. 1994. Evidence of a symbiotic relationship between cellulolytic bacteria and a freshwater herbivorouse turtle.  Southwestern Naturalisy 39:386-388.

Presentations at Scientific Meetings:

Jennifer M. Singleton, Jodie Hearlson, and R. B. Thomas. 2011. Winter Thermal Profiles of Northern Painted Turtles (Chrysemys picta) in Eastern Kansas. 38th Annual Meeting of the Kansas Herpetological Society, November 2011, Wichita, Kansas.

Singleton, J., and R. B. Thomas. 2011. Ontogeny of melanism in male Slider Turtles (Tracje,us scripta). 143rd Annual Meeting of the Kansas Academy of Science, April 2011, Baldwin City, KS

Singleton, J., J. Hearlson, and R. B. Thomas. 2011. Escape rates of aquatic turtles from funnel traps and basking traps. 58th Annual Meeting of the Southwestern Association of Naturalists, April 2011, Tyler, Texas.

Hearlson, J., J. Singleton, and R. B. Thomas. 2010. Selected Aspects of Semi-Aquatic Turtle Assemblages in East-Central Kansas Ponds. 37th Annual Meeting of the Kansas Herpetological Society.  Topeka, Kansas.

J. Singleton, J. Hearlson, and R. B. Thomas. 2010. Escape Rates of Aquatic Turtles from Funnel Traps and Basking Traps.  37th Annual Meeting of the Kansas Herpetological Society. Topeka, KS

Liu, D., C. Wilson, J. Hearlson, J. Singleton, R. B. Thomas, and S. S. Crupper, Emporia State University, Emporia, Kansas. Topic:  Prevalence of Antibiotic Resistant Bacteria Associated with the Red-eared Slider (Trachemys scripta elegans). 37th Annual Meeting of the Kansas Herpetological Society. Topeka, Kansas.

Nall, I. M., W. J. House, and R. B. Thomas. 2008. Estimating turtle population demographics: how well do conventional techniques reflect reality? Southwestern Association of Naturalists.  Memphis, Tennessee.

House, W. J., I. M. Nall, and R. B. Thomas. 2008. Interpond movement patterns of western painted turtles Chrysemys picta bellii in east central Kansas. Southwestern Association of Naturalists.  Memphis, Tennessee.

Nall, I. M., W. J. House, and R. B. Thomas 2008.  The influence of trap bias on estimates of sex ratio for semi-aquatic turtle populations.  Kansas Academy of Science. Emporia, Kansas.

House, E. J., I. M. Nall, and R. B. Thomas. 2007. Linkage between foreclaw growth rate and stage of melanism in male slider turtles (Trachemys scripta):  comparisons within and among populations.  Kansas Herpetological Society.  Topeka, Kansas.

Nall, I. M., and R. B. Thomas. 2007 Relationship between foreclaw growth rate and stage of ontogentic melanism of male slider turtles (Trachemys scripta). Southwestern Association of Naturalists. Stephenville, Texas.

Thomas, R. B. 2006. Sampling methods for studies of freshwater turtles:  does methodology influence our estimates of abundance, richness, and diversity.  Kansas HerpetologicalSociety. Hays, Kansas.

Thomas, R. B. 2006 Sampling methods for studies of freshwater turtles:  does methodology influence our estimates of abundance, richness, and diversity.  Association of Southeastern Biologists. Gatlinburg, Tennessee.

Thomas, R. B., and Shirin Treadwell.  2002.  The influence of basking duration and food availability on growth rate of hatchling slider turtles (Trachemys scripta). Association of Southeastern Biologists.  Boone, North Carolina.

Taylor, C. M. L. R. Williams, R. A. Fiorillo, R.B. Thomas, M. L. Warren, Jr. 2001. Fish assemblage structure and stability under variable environmental conditions in the Ouachita Mountains. American Society of Ichyologists and Herpetologists.  University Park, Pennsylvania.

Fiorillo, R., R. B. Thomas, M. L. Warren, Jr., and C. M. Taylor. 2000. Helminth community structure of the Ouachita madtom (Noturus lachneri). Association of Southeastern Biologist, Chatanooga, Tennessee.

Thomas, R. B., K. Thompson, D. Beckman, K. Buhlmann, J. W. Gibbons, and D. Moll.  1996. Estimation of age for Trachemys scripta and Trachemys scripta and Deirochelys reticularia by counting annual growth layers in claws.  American Society of Ichthyologists and Herpetologists. New Orleans, Louisiana.

Turner, L. K., R. B. Thomas, and D. Moll.  1995. Effects on reproduction in Pseudemys concinna, inhabiting a cold water reservoir.  Southweste4rn Association of Naturalists.  Sheveport, Louisiana.

Turner, L. K., and R. B. Thomas. 1995. Effects on reproduction in Pseudemys concinna, inhabiting a cold water reservoir. Graduate Student Council Interdisciplinary Forum at Southwest Missouri State University. Springfield, Missouri.

Davis, S. D., R. B. Thomas, and D. Moll. 1995. Diet and reproduction of the stinkpot, Sternotherus ordoratus, inhabiting a cold water reservoir. Society for the Study of Amphibians and Reptiles. Boone, North Carolina.

Turner, L. K., R. B. Thomas, and D. Moll. 1994. Life history and ecology of the Missouri river cooter, Pseudemys concinna. Missouri Herpetological Association.  Steeleville, Missouri.

Thomas, R. B., and L. Robbins. 1994. Utilization of the LCTA plot summary methodology for reptile and amphibian surverys.  Missouri Herpetological Association.  Steeleville, Missouri.

Thomas, R. B., D. Moll, and J. Steiert.  1993. Evidence of a symbiotic relationship between cellulolytic bacteria and a greashwater herbivorous turtle.  Missouri Herpetological Association, Steeleville, Missouri.

Thomas, R. B., and D. Moll. 1993. Depressed growth rate of Trachemys scripta and Graptemys geographica in a thermally altered environment.  Missouri Herpetological Association. Steeleville, Missouri.

Thomas, R. B., and D. Moll. 1993. The composition, status, and ecology of the turtle community of Lake Taneycomo, a cold water reservoir in southwest Missouri Society for the Study of Amphibians and Reptiles. Bloomington, Indiana.

Thomas, R. B., and D. Moll. 1993.  The composition, status, and ecology of the turtle community of Lake Taneycomo, a cold water reservoir in southwest Missouri.  Southwestern Association of Naturalists. Springfiled, Missouri.

Invited Seminars

Thomas, R. B. 2012. The Light Bulb, the Lorax and the King of Rock & Roll. Keynote Commencement Address, May 2012, University of the Ozarks, Clarksville, Arkansas.

Thomas, R. B., 2009.  Ecology, Behavior, and Natural History of Greshwater Turtles:  an integrative approach to understanding a largely neglected group.  Departmental Seminar, Department of Biology, Cameron University, Lawton, Oklahoma.

Thomas, R. B., 2009, Ecology, Behavior, and Natural History of Greshwater Turtles:  an integrative approach to understanding a largely neglected group.  Key Note Speaker:  Tri-Beta Southcentral Regional Convention held at University of Oklahoma Biological Field Station, Lake Texoma Oklahoma.

Thomas, R. B. 2008.  Ecology, Behavior, and Natural History of Greshwater Turtles:  an integrative approach to understanding a largely neglected group.  Departmental Seminar, Division of Science and Mathematics, University of the Ozarks, Clarksville, Arkansas.

Thomas, R. B. 2007. The Science of turtle trapping:  integrating original research into the undergraduate laboratory.  Department Seminar, Department of Biology, Missouri State University, Springfield, Missouri.

Thomas, R. B. 2004. Selected biases of common methods of collecting freshwater turtles:  implications for survey, monitoring, and conservation efforts.  Tri-Beta Seminar Series, Department of Biology. Shorter College, Rome, Georgia.

Thomas, R. B. 2002. Herpetology"  career pathways and projects.  Deprtmental Seminar, Department of Biology.  Maryville, Tennessee.

Thomas, R. B., 2000. Ontogenetic shifts in the mating tactics of male slider turtles (Trachemys scripta):  A conditional mating stategy in a long-lived vertebrate.  Departmental seminar, Department of Envoronmental Toxicology, Clemson University, Clemson, South Carolina.

Thomas, R. B. 1999. Alternative mating tactics in the slider turtle (Trachemys scripta). Departmental Seminar, University of Mississippi, Oxford, Mississippi.

Thomas, R. B. 1999.  The potential threats to the native turtles of Florida posed by the exotic red-eared slider (Trachemys scripta elegans). Second Symposium on the Status and Conservation of Florida Turtles, Eckerd College, St. Petersburg, Florida.

Liu, D., C. Wilson, J. Hearlson, J. Singleton, R. B. Thomas, ans S. S. Crupper, Emporia State Unversity, Emporia, Kansas, Topic; Prevalence of Antibiotic Resistant Bacteria Associated with the Red-eared Slider (Trachemys scripta elegans). 37th Annual Meeting of the Kansas Herpetological Society, Topeka, Kansas.

Nall, I. M., W. J. House, and R. B. Thomas. 2008. Estimating turtle population demographics: how well do conventional techniques reflect reality?  Southwestern Association ofNaturalists.  Memphis, Tennessee.

House, W. J., I. M. Nall, and R. B. Thomas. 2008. Interpond movement patterns of western painted turtles (Chrysemys picta bellii) in east central Kansas.  Southwestern Association of Naturalist.  Memphis, Tennessee.

Nall, I. M., W. J. House, and R. B. Thomas. 2008. The influence of trap bias on estimates of sex ratio for semi-aquatic turtle populations.  Kansas Academy of Science.  Emporia, Kansas

House, W. J., I. M. Nall, and R. B. Thomas. 2008 Interpond movement patterns of western painted turtles Chrysemys picta bellii in east central Kansas.  Kansas Academy of Science Emporia, Kansas.

Nall, I. M., and R. B. Thomas. 2007 Linkage between foreclaw growth rate and stage of melanism in male slider turtles (Trachemys scripta):  comparisons within and among populations.  Kansas Herpetological Society.  Topeka, Kansas.

House, W. J., I. M. Nall, and R. B. Thomas. 2007 Effectivencess of selected baits for trapping pond-dwelling turtles in east-central Kansas.  Kansas Herpetological Society. Topeka, Kansas

Nail, I. M., and R. B. Thomas 2007. Relationship between foreclaw growth rate and stage of ontogenetic melanism of male slider turtles (Trachemys scripta).  SouthwesternAssociation of NAturalists. Stehenville, Texas.

Thomas, R. B. 2006.  Sampling methods for studies of freshwater turtles:  does methodology influence our estimates of abundance, richness, and diversity?  Kansas Herpetological Society. Hays, Kansas

Thomas, R. B. 2006.  Sampling methods for studies of freshwater turtles:  does methodology inflience our estimates of abundance, richness, and diversity?  Association of Southeaster Biologists.  Gatlinburg, Tennessee.

Thomas, R. B., and Shirin Treadwell. 2002. The influence of basking duration and food availability on growth rate of hatchling slider turtles (Trachemys scripta).  Association of Southeastern Biologists.  Boone, North Carolina.

Taylor, C. M., L. R. Williams, R. A. Fiorillo, R. B. Thomas, M. L. Warren, Jr. 2001.  Fish assemblage structure and stability under variable environmental conditions in the Ouachita Mountains.  American Society of Ichthyologists and Herpetologists.  University Park, Pennsylvania.

Fiorillo, R., R. B. Thomas, M. L. Warren, Jr., and C.m. Taylor. 2000. Helminth community structure of the Ouachita madtom (Noturus lachneri).  Association of Southeastern Biologists.  Chatanooga, Tennessee.

Thomas, R. B., K. Thompson, D. Beckman, K. Buhlmann, J. W. Gibbons, and D. Moll.  1996. Estimation of age for Trachemys scripta and Deirochelys reticularia by counting annual growth layers in claws.  American Society of Ichthyologists and Herpetologists.  New Orleans, Louisiana.

Turner, L. L., R. B. Thomas, and D. Moll.  1995.  Effects on reproduction in Pseudemys concinna, inhabiting a cold water reservoir.  Southwestern Association of Naturalists.  Sheveport, Louisiana.

Turner, L. K. and R. B. Thomas.  1995.   Effects on reproduction in Pseudemys concinna, inhabiting a cold water reservoir.  Graduate Student Council Interdisciplnary Forum at Southwest Missouri State University.  Springfield, Missouri.