bout the Authors is a native of Texas and lives in is a native of southern Calif- San Antonio. For his M.A. (University of Texas at ornia, where he resides in winter, but retreats to Austin) he studied ecology of the clam shrimp his Montana mountain cabin in summer. He Eulimnadia antlei. He earned a Ph.D. from received his M.S. from the University of Illinois Arizona State University for work on the zoo- in zoology, physiology, and entomology, and his geography of Arizona fairy shrimps and a key to Ph.D. in zoology and botany at the University North American species. Denton is chair of the of Michigan. Clyde recently retired from The Inland Water Crustacean Specialists Group, Claremont Colleges where he was Director of Species Survival Commission of IUCN, the the Bernard Biological Field Station, and Pro- International Union for the Conservation of fessor of Biology for more that 25 years. Clyde Nature; Adjunct Professor of Biology, Our Lady has reviewed for 12 technical journals, and of the Lake University of San Antonio; and belonged to 5 professional organizations. He is Research Associate, Department of Invertebrate known for the chapter, Aquatic Insect Respir- Zoology, National Museum of Natural History, ation (with V. Resh and G. Lamberti), in Mer- Smithsonian Institution. Denton belongs to 8 ritt and Cummins' "An Introduction to the professional societies, and published over 50 Aquatic Insects of North America". Clyde technical papers, primarily on crustacean biology works with government agencies on conser- and taxonomy, and authored or coauthored vation issues and published over 40 papers descriptions for 15 species of fairy on invertebrate physiology, fisheries, shrimps (4 from California), and 5 water quality, ecology, and land species of clam shrimps. management. AAA RJMfcfc MLUS AAlft .