PRESENTATIONS & PUBLISHED ABSTRACTS: 2002.                Panel presentation, “SACS Accreditation Review Pilot Project: ETSU & Radford University ”, Annual Conference of the Southern Association of Colleges and Schools, New Orleans. 2002.                Panel presentation, “SACS Accreditation Review Pilot Project: ETSU”, Annual Conference of the Southern Association of Colleges and Schools, New Orleans. 2001.                Grindstaff, Rachel and Pyles, R.A. 2001.  Thyroid and prolactin hormones in metamorphic and paedomorphic species of ambystomatid salamanders.  Abstract, Proceedings of the Annual Conference of the Society for Integrative and Comparative Biology, page 205, Chicago, IL. 2001.                Panel presentation, “Developing in Honors:  Honors Faculty”, National Collegiate                         Honors Council, 36th Annual Conference, Chicago, IL. 2000.                Panel presentation, “Beginning in Honors:  The New Director”, National Collegiate                         Honors Council, 35th Annual Conference, Washington, D.C. 1998.                Napier, J.D., P. Scheuerman and R.A. Pyles.  The effects of hardness on the                         teratogenic potential of atrazine using FETAX.  ETSU Research Forum. 1998.                Springate, A. and R.A. Pyles.  Effect of acid conditions on amphibian growth during                         development.  ETSU Research Forum and Beta Beta Beta Regional meetings,                         Northeast Louisiana University, Monroe. 1998.                Morgan, C.D. and R.A. Pyles.  Niche partitioning in a community of salamanders.                          Assoc. SE Biologists, Northeast Louisiana University, Monroe. 1994.                Pyles, R.A. and A.M. Maglia.  Modulation of prey capture: a model for the evolution                         of terrestrial feeding in salamanders.  Amer. Zool. 34(5):56A. American Society of                         Zoologists, annual meeting, St. Louis, Missouri. 1994.                Maglia, A.M. and R.A. Pyles.  Modulation of feeding behavior in Plethodon                         cinereus (Green). Abstracts, Society for the Study of Amphibians & Reptiles and The                         Herpetologists' League, joint annual meetings, Univ. Georgia, Athens. 1994.                Maglia, A.M. and R.A. Pyles.  Feeding ecology of Plethodon cinereus: prey                         utilization and feeding modulation.  ASB Bull. 41(2):114--115.  Abstracts, Association                         of Southeastern Biologists, annual meeting, Orlando, Florida. 1994.                Tipton-Jones, E. and R.A. Pyles.  A test of convergence: analysis of dorsal pattern                         variation in Desmognathus ochrophaeus.  Abstracts, Society for the Study of                         Amphibians & Reptiles and The Herpetologists' League, joint annual meetings, Univ.                         Georgia, Athens; and Bios 65(3):162.  Abstracts, Beta Beta Beta, annual meetings,                         Orlando, Florida. 1993.                Vaglia, J. and R.A. Pyles.  Comparative development of the osteocranium of two                          desmognathine salamanders (Caudata, Plethodontidae).  Abstracts, American                         Society of Ichthyologists & Herpetologists and The Herpetologists' League, joint                         annual meetings, Univ. Texas, Austin; and Bios 64(3):100--101.  Abstracts, Beta                         Beta Beta, annual meetings, Virginia Beach, Virginia. 1993.                Pyles, R.A.  Developmental constraints and life history strategies of                         desmognathine salamanders.  Abstracts, Second World Congress of Herpetology,                         University of Adelaide, South Australia. 1992.                Pyles, R.A.  Skeletal development of Bufo americanus charlesmithi. Amer. Zool.                          32(5):159A. American Society of Zoologists, annual meeting, Vancouver , British                         Columbia. 1989.                Pyles, R.A.  Shifts in the developmental patterns of the palatoquadrate in anurans.                          Abstracts, 134A.  American Society of Zoologists, annual meeting, Boston ,                         Massachusetts. 1988.                Pyles, R.A.  HOCUS-FOCUS:  Filling the black box.  Computer data-base                         management system designed for the Division of Herpetology, Museum of Natural                         History, The University of Kansas.  Abstracts, American Society of Ichthyologists                         and Herpetologists, annual meeting, Ann Arbor, Michigan. 1986.                Pyles, R.A.  Jaw suspension in anurans: fixed or flexible. Abstracts, Society for the                         Study of Amphibians & Reptiles, annual meeting, Springfiel, Missouri. 1986.                Trueb, L. and R.A. Pyles.  Aquatic specializations in anuran nasal morphology: the                         pipoid frogs. Abstracts, American Society of Zoologists, annual meetings, Nashville,                         Tennessee.  1986.                Pyles, R.A.  An hypothesis of jaw biomechanics for parastreptostylic anurans.                          Abstracts, American Society of Zoologists, annual meeting, Nashville, Tennessee. 1984.                Pyles, R.A.  General shape analysis of anurans skulls: structure, design and                         jaw morphologies.  Abstracts, American Society of Zoologists, annual meeting,                          Denver, Colorado. 1982.                R.A. Pyles and C. Gans.  Air flow and the mechanism of nostril closure in frogs.                         Abstracts, American Society of Zoologists, annual meeting, Louisville , Kentucky . 1982.                Gans, C. and R.A. Pyles.  Narial Closure in Frogs.  Symposium on gas exchange,                         gas transport and acid-base regulation in lower vertebrates. Center for Biomedical                         Research, Max Planck Institute, Gottingen, Germany. 1982.                Pyles, R.A. and C. Gans.  Nostril-closing mechanisms in frogs. Abstracts, Society                         for the Study of Amphibians & Reptiles and The Herpetologists' League, joint annual                         meetings, Raleigh, North Carolina. 1979.                Pyles, R.A.  Anuran cranial osteology: morphometric analysis of four neotropical                         species.  Abstracts, Society for the Study of Amphibians & Reptiles and The                         Herpetologists' League, joint annual meetings, Knoxville, Tennessee.   PUBLICATIONS: (refereed) 2002                 Napier, J., P.R. Scheuerman, and R.A. Pyles. The effects of alkalinity, hardness and                         pH on the teratogenicity and lethality of atrazine using the frog embryo Teratogenesis                         Assay – Xenopus (FETAX).  Accepted, Journal of Toxicology and Environmental                         Health.   1996.               Vallejo , M.F., Stephen Reilly, Rebecca Pyles, and Matthew White.  Genetic                         differentiation within and across a stream in Desmognathus.  Isozyme Bull. 28:51. 1996.                Contributor to 10 chapters in Test bank for Campbell’s Biology, D. Wivagg, ed.                         Benjamin Cummings, Co. Menlo Park , CA   1996.                Morgan, M., P. Scheureman, C.S.Bishop and R.A. Pyles.  Teratogenic potential of                         atrazine and 2,4D using FETAX.  Journal of Toxicology and Environmental Health                         48:151--168.   1995.                Maglia, A.M. and R.A. Pyles.  Modulalion of prey-capture behavior in Plethodon                         cinereus (Green) (Amphibia: Caudata).  Journal of Experimental Zoology:                         272:167--183.   1983.                Duellman, W.E. and R.A. Pyles.  Acoustic resource partitioning in anuran                         communities.   Copeia 1983(3):639-649.   1983.                Gans, C. and R.A. Pyles.  Narial closure in frogs: which muscles? Respiration                         Physiol. 53:215-223.  1980.                Duellman, W.E. and R.A. Pyles.   A new marsupial frog (Hylidae, Gastrotheca) from                         the Andes of Ecuador .   Occas. Pap. Nat. History, Univ. Kansas 84:1-13. In Revision: Pyles, R.A. and J. Vaglia.  Comparative development of the cranium of two desmognathine salamanders (family Plethodontidae).  Journal of Morphology.   Pyles, R.A.    Palatoquadrate Morphology:  Evidence for paedogenesis in the evolution of anurans. Miscellaneous Publications, Museum of Natural History, The University of Kansas Tipton-Jones, E. and R.A. Pyles.  Analysis of coloration polymorphism in Desmognathus ochrophaeus:  A test of convergence in a salamander community.  Journal of Herpetology.