Research and Conservation

CURRICULUM VITAE

Thomas Roger Van Devender

Mail Address: Arizona-Sonora Desert Museum
2021 N. Kinney Rd.
Tucson, AZ 85743-8918
Phone: 520-883-3029
EMAIL: [email protected]

Education

Ph.D. Geochronology	University of Arizona	1969-1973
M.S. Zoology	University of Arizona	1968-1969
B.S. Biology (Chemistry minor)	Lamar University	1965-1968
	University of Texas, Austin	1964-1965

Experience

Organizer with Bonnie Harper-Lore and Barbara Tellman, "Weeds Across Borders" symposium, Arizona-Sonora Desert Museum, May 1-3, 2002.

Organizer with C. R. Schwalbe and H. E. Lawler, "A Symposium on the Natural History and Biology of the Sonoran Desert Tortoise, Pima Community College, January 26, 1997.

Instructor in Herpetology. Department of Ecology and Evolutionary Biology, University of Arizona. Spring 1996.

Advisor for project to renovate the herbarium of the Centro de Investigaciones Científicas y Tecnológicas de la Universidad de Sonora, Hermosillo, Sonora, México. 1994-1995.

Plant Specialist, Audubon Society's Institute of Tropical Ecology, Alamos, Sonora, México. 1994-1995.

Board of Directors, Secretary, International Herpetological Symposium, Inc., 1994-1996.

Board of Scientists, Chihuahuan Desert Research Institute, Alpine, Texas, 1988-present.

Research Associate, San Bernardino County Museum, Redlands, California September 1986-present.

Adjunct Professor, Department of Geosciences, University of Arizona, 1984-present.

Senior Research Scientist, Arizona-Sonora Desert Museum, 1983-present.

Endangered Species Botanist, Arizona Natural Heritage Program, Tucson, 1979-1983.

Research Associate in Paleoecology, Department of Geosciences, University of Arizona, 1977-1983.

Instructor of Quaternary packrat midden analysis, Department of Geosciences, University of Arizona, 1979.

Postdoctoral Research Associate with Paul S. Martin, Department of Geosciences, 1973-1977. Reconstructing of late Pleistocene plant and animal communities and paleoclimates using fossils preserved in ancient packrat middens from the Chihuahuan and Sonoran Deserts.

Teaching Assistant, Department of Geosciences, University of Arizona, 1971-1972. Physical and historical geology labs.

Vertebrate fossil prospecting in Chihuahua, Mexico, with Everett H. Lindsay, Department of Geosciences, University of Arizona. 1971-1972.

Research Assistant, Department of Biological Sciences, University of Arizona, 1969-1971. Assisting Charles H. Lowe on Structure of Ecosystems Study, International Biological Programme; quantitative measurement of vegetation, sampling of reptiles and amphibians.

Undergraduate Teaching Assistant, Department of Biology, Lamar University, 1966-1967. Comparative anatomy.

Assistant Entomologist, Jefferson County Mosquito Control District, Nederland, Texas, 1967-1968. Research on minimum lethal dose of insecticides needed for mosquito control program.

Publications, In Press:

Dimmitt, M. A., J. F. Wiens and T. R. Van Devender. Extreme succulent diversity in Central Baja California. IN J.-L. E. Cartron, G. Ceballos, and R. S. Felger (eds.), Biodiversity, Ecosystems, and Conservation in northern Mexico. Oxford University Press.

Dimmitt, M. A., J. F. Wiens and T. R. Van Devender. Rich succulent floras in Central Baja California. The Cactus and Succulent Journal.

Van Devender, T. R., W. A. Calder, K. Krebbs, A. L. Reina G., Stephen M. Russell and R. O. Russell. Hummingbird plants and potential nectar corridors for the rufous hummingbird in Sonora, Mexico IN G. P. Nabhan (ed.), Conservation of Migratory Pollinators and Their Nectar Corridors in North America, University of Arizona Press, Tucson

Van Devender, T. R., K. Krebbs and W. A. Calder. Distribution and diversity of hummingbirds the Sierra Madre Occidental of eastern Sonora, Mexico. IN J.-L. E. Cartron, G. Ceballos, and R. S. Felger (eds.), Biodiversity, Ecosystems, and Conservation in northern Mexico. Oxford University Press.

Van Devender, T. R., J. R. Reeder, C. G. Reeder, and A. L. Reina G. Distribution and diversity of grasses in the Yécora region of the Sierra Madre Occidental of eastern Sonora, Mexico. IN J.-L. E. Cartron, G. Ceballos, and R. S. Felger (eds.), Biodiversity, Ecosystems, and Conservation in northern Mexico. Oxford University Press.

Yetman, D., and T. R. Van Devender. The organpipe cactus Stenocereus thurberi : the distribution, morphology, and ethnobotany of pitahayas. Hazeltonia .

Publications, 1990-present

Bury, R. B., D. J. Germano, T. R. Van Devender, and B. E. Martin. 2002. Distribution, ecology, and conservation of desert tortoises in Mexico. Pp. 86-108 in T. R. Van Devender (ed.), The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Esque, T. C., A. Búrquez M., C. R. Schwalbe, T. R. Van Devender, P. J. Anning, and M. J. Nijuis. 2002. Fire ecology of the Sonoran desert tortoise. Pp. 312-333 in T. R. Van Devender (ed.), The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Jarchow, J. L., H. E. Lawler, T. R. Van Devender, and C. S. Ivanyi. 2002. Care and diet of captive Sonoran desert tortoises. Pp. 289-311 in T. R. Van Devender (ed.), The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Martin, B. E., and T. R. Van Devender, T. R. 2002. Diet of the desert tortoise ( Gopherus agassizi ) in a desert grassland habitat in southern Arizona. Herpetological Natural History in press.

Roalson, E. H., T. R.Van Devender, and A. L. Reina G. 2002. Additions to the Cyperaceae and Juncaceae of the Río Mayo Region, Sonora, Mexico. Sida 20:339-347.

Van Devender, T. R. 2002. Cenozoic environments and the evolution of the gopher tortoises (Genus Gopherus ). Pp. 29-51 in T. R. Van Devender (ed.), The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Van Devender, T. R. 2002. Deep history of immigration in the Sonoran Desert Region. Pp. 5-24 in B. J. Tellman (ed.), Invasive Exotic Species in the Sonoran Region, University of Arizona Press, Tucson.

Van Devender, T. R. 2002. Environmental history of the Sonoran Desert. Pp. 3-24 in T. H. Fleming and A. Valiente B. (eds.) Evolution, Ecology and Conservation of Columnar Cacti and their Mutualists, University of Arizona Press, Tucson.

Van Devender, T. R. 2002. Natural history of the Sonoran Desert tortoise. Life in a rock pile. Pp. 3-28 in T. R. Van Devender (ed.), The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Van Devender, T. R. 2002. Presentación. IN J. Sánchez E., Plantas Silvestre de Sonora. CD-ROM, Universidad de Sonora, Hermosillo.

Van Devender, T. R. 2002. The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Van Devender, T. R., R. C. Averill-Murray, T. C. Esque, P. A. Holm, V. M. Dickinson, C. R. Schwalbe, E. B. Wirt, and S. L. Barrett. 2002. Grasses, mallows, desert vine, and more. Diet the desert tortoise in Arizona and Sonora. Pp. 159-193 in T. R. Van Devender (ed.), The Sonoran Desert Tortoise. Natural History, Biology, and Conservation. University of Arizona Press, Tucson.

Hunter, K. L., J. L. Betancourt, B. R. Riddle, T. R. Van Devender. K. L. Cole, and W. G. Spaulding. 2001. Ploidy race distributions since the last glacial maximum in the North American desert shrub, Larrea tridentata Global Ecology & Biogeography 10:521-533.

Sankey, J. T., T. R. Van Devender, and W. H. Clark. 2001. Late Holocene plants, Cataviña, Baja California, Mexico. The Southwestern Naturalist 46:1-7.

Van Devender, T.R. 2001. Deep history and biogeography of La Frontera . Pp. 56-83 in G. L. Webster and C. J. Bahre (eds.), Vegetation and Flora of La Frontera : Vegetation Change along the United States-Mexican Boundary, University of New Mexico Press, Albuquerque.

Yetman, D. A., and T. R. Van Devender. 2001. The Mayos of Northwest Mexico. Their History, Land, and Ethnobotany. University of California Press, Berkeley.

Paredes A., R., T. R. Van Devender, and R. S. Felger. 2000. Cactáceas de Sonora: Su Diversidad, Uso y Conservación. Arizona-Sonora Desert Museum Press.

Quintana V., M., A. Búrquez M., T. R.Van Devender, and A. L. Reina G. 2000. Análisis preliminar de la riqueza florística de Asteraceae, Fabaceae, Euphorbiasceae y Poaceae de San Javier a Yécora al este de Sonora. Pp. 349 in D. Vasquez del Castillo, M. Ortega N., R. A. Corella B., and R. A. Castillo G. (eds.), Simposium Internacional sobre la Utilización y Aprovechamiento de la Flora Silvestre de Zonas Arida, Departmento de Investigaciones Científicas y Technologicas de la Universidad de Sonora, Hermosillo.

Reina G., A. L., T. R. Van Devender, D. Yetman, and R. S. Felger. 2000. Usos etnobótanicos de las cactáceas en Sonora, México. Pp. 191-202 in D Vásquez del Castillo, M. Ortegas N., R. A. Corella B., and R. A. Castillo G. (eds.) II Simposium Internacional sobre la Utilización y Aprovechamiento de la Flora Silvestre de Zonas Aridas, Departmento de Investigaciones Científicas y Technologicas de la Universidad de Sonora, Hermosillo.

Van Devender, T. R. 2000. Adaptations of desert amphibians and reptiles. Pp. 529-531 in S. J. Phillips and P. W. Comus (eds.) A Natural History of the Sonoran Desert. Arizona-Sonora Desert Museum Press, Tucson, and University of California Press, Berkeley.

Van Devender, T. R. 2000. The Deep history of the Sonoran Desert. Pp. 61-69 in S. J. Phillips and P. W. Comus (eds.) A Natural History of the Sonoran Desert. Arizona-Sonora Desert Museum Press, Tucson, and University of California Press, Berkeley.

Van Devender, T. R. and M. A. Dimmitt. 2000. Desert Grasses. Pp. 265-280 in S. J. Phillips and P. W. Comus (eds.) A Natural History of the Sonoran Desert. Arizona-Sonora Desert Museum Press, Tucson, and University of California Press, Berkeley.

Van Devender, T. R., K. Krebbs, A. L. Reina G., S. M. Russell, R. Russell, and W. A. Calder. 2000. Hummingbirds and plants in east-central Sonora. Pp. 203-208 in D. Vasquez del Castillo, M. Ortega N., R. A. Corella B., and R. A. Castillo G. (eds.), Simposium Internacional sobre la Utilización y Aprovechamiento de la Flora Silvestre de Zonas Arida, Departmento de Investigaciones Científicas y Technologicas de la Universidad de Sonora, Hermosillo.

Van Devender, T. R., and H. E. Lawler. 2000. Reptile and amphibian accounts: desert tortoise ( Gopherus agassizi ; also Xerobates agassizi ). Pp. 545-547 in S. J. Phillips and P. W. Comus (eds.) A Natural History of the Sonoran Desert. Arizona-Sonora Desert Museum Press, Tucson, and University of California Press, Berkeley.

Van Devender, T. R., A. C. Sanders, R. K. Wilson, and S. A. Meyer. 2000. Vegetation, flora, and seasons of the Río Cuchujaqui, a tropical deciduous forest near Alamos, Sonora, México. Pp. 36-101 in R. H. Robichaux and D. A. Yetman (eds.), The Tropical Deciduous Forest of Alamos: Biodiversity of a Threatened Ecosystem in Mexico. University of Arizona Press, Tucson.

Van Devender, T. R., and C. R. Schwalbe. 2000. Nutritional analyses of desert tortoise ( Gopherus agassizii ) plant foods in the northeastern Sonoran Desert, Arizona. Arizona Game and Fish Department, Report for IIPAM Project Number I95043, Phoenix.

Yetman, D. A., T. R. Van Devender, R. A. López E., and A. L. Reina G. 2000. Monte mojino: Mayo people and trees in southern Sonora. Pp. 102-151 in R. H. Robichaux and D. A. Yetman (eds.), The Tropical Deciduous Forest of Alamos. Biodiversity of a Threaten Ecosystem in Mexico. University of Arizona Press, Tucson.

Henrickson, J. R., and Van Devender, T. R. 1999. A new species of Portulaca. Sida 18:1001-1007.

Reina G., A. L., T. R.Van Devender. W. Trauba, and A. Búrquez M. 1999. Caminos de Yécora. Notes on the Vegetation and Flora of Yécora, Sonora. Pp. 137-144 in D. Vasquez del Castillo, M. Ortega N., C. A. Yocupicio C. (eds.), Simposium Internacional sobre la Utilización y Aprovechamiento de la Flora Silvestre de Zonas Arida, Universidad de Sonora, Hermosillo.

Van Devender, T. R. 1999. Evolution of the Sonoran Desert. Pp. 221-228 in D. Vasquez del Castillo, M. Ortega N., C. A. Yocupicio C. (eds.), Simposium Internacional sobre la Utilización y Aprovechamiento de la Flora Silvestre de Zonas Arida, Universidad de Sonora, Hermosillo.

Van Devender, T. R., and C. R. Schwalbe. 1999. Diet of free-ranging desert tortoise ( Gopherus agassizii ) in the northeastern Sonoran Desert, Arizona. Arizona Game and Fish Department, Report for IIPAM Project Number I95044, Phoenix.

Lanner, R. M., and T. R.Van Devender 1998. The recent history of pines in the American Southwest. Pp. 171-182 in D. M. Richardson (ed.), The Ecology and Biogeography of Pinus , Cambridge University Press, Cambridge.

Martin, P. S., D. A. Yetman, M. Fishbein, P. Jenkins, T. R. Van Devender, and R. K. Wilson (eds.). 1998. Gentry's Río Mayo Plants. The Tropical Deciduous Forest and Environs of Northwest Mexico. University of Arizona Press, Tucson.

McAuliffe, J. R., and T. R. Van Devender. 1998. A 22,000-Year Record of vegetation and climate change in the north-central Sonoran Desert. Palaeogeography, Paelaeoclimatology, Palaeobotany 141:253-275.

Peñalba, M. C., and T. R. Van Devender. 1998. Cambios de vegetación y clima en Baja California, México, durante los Ultimos 20,000 años. Geología del Noroeste 2:21-23.

Reina, A. L., T. R.Van Devender, and A. Búrquez M. 1997. Noteworthy Collections. Sonora Madroño 44:206-210.

Van Devender, T. R., R. S. Felger, and A. Búrquez M. 1997. Exotic plants in Sonora, Mexico. IN M. Kelley, E. Wagner, and P. Warner (eds.), Proceedings California Exotic Pest Plant Council Symposium - Volume 3, 1997:10-15.

Van Devender, T. R., and B. L. Turner. 1997. A new species of Menodora (Oleaceae) from the Sierra Madre Occidental in eastern Sonora, Mexico. Phytologia 82:269-272.

Friedman, S. L., T. R. Van Devender, A. L. Reina G., D. A. Yetman, V. W. Steinmann, A. C. Sanders, P. D. Jenkins, S. A. Meyer, R. S. Felger, R. A. López E. 1996. Noteworthy Collections. Sonora. Madroño 43:532-538.

Rondeau, R. J., T. R. Van Devender, C. D. Bertelsen, P. D. Jenkins, R. K. Van Devender, and M. A. Dimmitt. 1996. Flora and vegetation of the Tucson Mountains, Pima County, Arizona. Desert Plants 12:1-48.

Van Devender, T. R., and H. E. Lawler. 1996. Life History Notes. Serpentes. Sympholis lippiens Banded burrowing snake. Diet. Herpetological Review 27:205.

Anderson, R. S., and T. R. Van Devender. 1995. Vegetation history and paleoclimates of the coastal lowlands of Sonora, Mexico - pollen records from packrat middens. Journal of Arid Environments 30:295-306.

Elias, S. A., T. R. Van Devender, and R. DeBaca. 1995. Insect fossil evidence of late glacial and Holocene environments in the Bolson de Mapimi, Chihuahuan Desert, Mexico: comparisons with the paleobotanical record. Palaios 10:454-464.

McClaran, M. P., and T. R. Van Devender (eds.). 1995. The Desert Grassland, University of Arizona Press, Tucson.

Parmenter, R. R., and T. R. Van Devender. 1995. The diversity and functional roles of vertebrates in desert grassland. Pp. 196-229 in M. P. McClaran and T. R. Van Devender, The Desert Grassland, University of Arizona Press, Tucson.

Van Devender, T. R. 1995. Desert Grassland History: Changing climates, evolution, biogeography, and community dynamics. Pp. 68-99 in M. P. McClaran and T. R. Van Devender (eds.), The Desert Grassland, University of Arizona Press, Tucson.

Van Devender, T. R. 1995. A rat's nest. Sonorensis Fall 1995:14.

Van Devender, T. R., A. C. Sanders, V. W. Steinmann, R. K. Van Devender, S. A. Meyer, J. F. Wiens, D. A. Yetman, P. D. Jenkins, E. Lopez-S., R. A. Lopez-E., and J. D. Freeh. 1995. Noteworthy Collections. Sonora. Madroño 42:411-418.

Van Devender, T. R, V. W. Steinmann, J. F. Wiens, and C. D. Bertelsen). 1995. Noteworthy Collections. Sonora. Madroño 42:410-411.

Yetman, D. A., T. R. Van Devender, P. Jenkins, and M. Fishbein. 1995. The Río Mayo: A history of studies. Journal of the Southwest 37:294-345.

Van Devender, T. R., and G. L. Bradley. 1994. Late Quaternary amphibians and reptiles from Maravillas Canyon Cave, Texas, with discussion of the biogeography and evolution of the Chihuahuan Desert herpetofauna. Pp. 23-53 in P. R. Brown and J. W. Wright (eds.), Conference on the Herpetology of the North American Deserts, The Southwestern Herpetologists Society Special Publication No. 5

Van Devender, T. R., T. L. Burgess, J. C. Piper, and R. M. Turner. 1994. Paleoclimatic implications of Holocene plant remains from the Sierra Bacha, Sonora, Mexico. Quaternary Research 41:99-108.

Van Devender, T. R., and W. E. Hall. 1994. Holocene arthropods from the Sierra Bacha, Sonora, Mexico, with emphasis on beetles. The Coleopterists Bulletin 48:30-50.

Van Devender, T. R., H. E. Lawler, and J. L. Jarchow. 1994. Conservation biology of the Endangered Isla San Esteban chuckwalla ( Sauromalus varius ): ecological management and nutrition. Pp. 333-341 in J. B. Murphy, K. Adler, and J. T. Collins (eds.), Captive Management and Conservation of Amphibians and Reptiles, Society for the Study of Amphibians and Reptiles.

Van Devender, T. R., C. H. Lowe, and H. E. Lawler. 1994. Factors influencing the distribution of the neotropical vine snake Oxybelis aeneus in Arizona and Sonora, Mexico. Herpetological Natural History 2:27-44.

Van Devender, T. R., R. K. Van Devender, and W. D. Peachey. 1994. Late Holocene vegetation of the San Pedro River Valley, southeastern Arizona. Final report on Bureau of Land Management project through the Tree Ring Laboratory, University of Arizona, Tucson.

Clark, W. H., T. R. Van Devender, and E. M. Clark. 1993. Abnormal branch growth in Fouquieria columnaris (Kell.) Curran (boojum) and Pachycormus discolor (Benth.) Coville (elephant tree) in northwestern Mexico. Cactus and Succulent Journal 65:121-122.

Van Devender, T. R., and W. E. Hall. 1993. Fossil arthropods from the Sierra Bacha, Sonora, México. Ecológica 3:1-12.

Van Devender, T. R., and J. F. Wiens. 1993. Holocene changes in the flora of Ragged Top, south-central Arizona. Madroño 40:246-264.

Elias, S. A., and T. R. Van Devender. 1992. Insect fossil evidence of late Quaternary environments in the northern Chihuahuan Desert of Texas and New Mexico: Comparisons with the paleobotanical record. Southwestern Naturalist 37:101-116.

Rondeau, R. J., T. R. Van Devender, P. D. Jenkins, C.D. Bertelsen, and R. K. Van Devender. 1992. Extirpated plant species of the Tucson Mountains. Pp. 141-148 in C. P. Stone and E. S. Bellantoni (eds.), Proceedings of the Symposium on Research in Saguaro National Monument, U. S. Nat. Park Service Rincon Institute and the Southwest Parks and Monuments Association, Tucson.

Van Devender, T. R. 1992. Ice ages in the desert. Is it time for the next saguaro migration? Sonorensis 12(2):7-8.

Van Devender, T. R. 1992. Mules and chollas--deadends or shortcuts? sonorensis 12(2):9-10.

Van Devender, T. R., C. H. Lowe, H. McCrystal, and H. E. Lawler. 1992. Viewpoint: reconsider systematic arrangements for some North American amphibians and reptiles. Herpetological Review 23:10-14.

Anderson, R. S., and T. R. Van Devender 1991. Comparison of pollen and macrofossils in packrat ( Neotoma ) middens: a chronological sequence from the Waterman Mountains, southern Arizona, U.S.A. Review of Paleobotany and Palynology 68:1-28.

Mead, J. I., and T. R. Van Devender. 1991. Late Quaternary Chaenaxis tuba (Pupillidae) from the Sonoran Desert, south-central Arizona. The Veliger 34:259-263.

Van Devender, T. R., J. I. Mead, and A. M. Rea). 1991. Late Quaternary plants and vertebrates from Picacho Peak, Arizona, with emphasis on Scaphiopus hammondi (western spadefoot). Southwestern Naturalist 36:302-314.

Van Devender, T. R., A. M. Rea, and W. E. Hall. 1991 . Faunal analysis of late Quaternary vertebrates from Organ Pipe Cactus National Monument, southwestern Arizona. Southwestern Naturalist 36:94-106.

Betancourt, T. R. Van Devender, and P. S. Martin (eds.). 1990. Packrat middens. The Last 40,000 Years of Biotic Change. University of Arizona Press, Tucson.

Betancourt, T. R. Van Devender, and P. S. Martin. 1990. Synthesis and prospectus. Pp. 435-447. in J. L. Betancourt, T. R. Van Devender, and P. S. Martin (eds.), Packrat middens. The last 40,000 Years of Biotic Change, University of Arizona Press, Tucson.

Elias, S. A., and T. R. Van Devender, T. R. 1990. Fossil insect evidence for late Quaternary climatic change in the Big Bend region, Chihuahuan Desert. Quaternary Research 34:249-261.

Van Devender, T. R. 1990. Thoughts on the evolution of southwestern desert reptiles. Sonoran Herpetologist 3:51-56.

Van Devender, T. R. 1990. Late Quaternary vegetation and climate of the Chihuahuan Desert, United States and Mexico. Pp. 104-133 in J. L. Betancourt, T. R. Van Devender, and P. S. Martin (eds.), Packrat middens. The Last 40,000 Years of Biotic Change, Univiversity of Arizona Press, Tucson.

Van Devender, T. R. 1990. Late Quaternary vegetation and climate of the Sonoran Desert, United States and Mexico. Pp. 134-165 in J. L. Betancourt, T. R. Van Devender, and P. S. Martin (eds.), Packrat middens. The Last 40,000 Years of Biotic Change, University of Arizona Press, Tucson.

Van Devender, T. R., and G. L. Bradley. 1990. Late Quaternary mammals from the Chihuahuan Desert: paleoecology and latitudinal gradients. Pp. 350-362 in J. L. Betancourt, T. R. Van Devender, and P. S. Martin (eds.), Packrat middens. The Last 40,000 Years of Biotic Change, University of Arizona Press, Tucson.

Van Devender, T. R., T. L. Burgess, R. S. Felger, and R. M. Turner. 1990. Holocene vegetation of the Hornaday Mountains of northwestern Sonora, Mexico. Proceedings of the San Diego Natural History Museum 2:1-19.

Van Devender, T. R., and R. Conant. 1990. Pleistocene forests and copperheads in the eastern United States and the historical biogeography of New World Agkistrodon . Pp. 601-614 in H. K. Gloyd and R. Conant, Snakes of the Agkistrodon Complex: A Monographic Review. Society for the Study of Amphibians and Reptiles Monographic Series, Oxford, Ohio.

Van Devender, T. R., W. E. Hall and C. A. Olson. 1990. Late Quaternary and modern arthropods from the Puerto Blanco Mountains, Organ Pipe Cactus National Monument, southwestern Arizona . Pp. 363-379 in J. L. Betancourt, T. R. Van Devender, and P. S. Martin (eds.), Packrat middens. The Last 40,000 Years of Biotic Change, University of Arizona Press, Tucson.

Van Devender, T. R., L. J. Toolin and T. L. Burgess. 1990. The ecology and paleoecology of grasses in selected Sonoran Desert plant communities. Pp. 326-349 in J. L. Betancourt, T. R. Van Devender, and P. S. Martin (eds.), Packrat Middens. The last 40,000 Years of Biotic Change, University of Arizona Press, Tucson.