Jerry A. Powell, Professor of the Graduate School in the Department of Environmental Science, Policy, and Management at the University of California, Berkeley, and coauthor of California Insects. Paul A. Opler, Professor in the Department of Bioagricultural Sciences and Pest Management at Colorado State University, Ft. Collins, is author of Peterson Guides to Western and Eastern Butterflies, among other books.

"A must have for those with a serious interest in the Lepidoptera of Western North America." Scienceblogs.com/The Guardian

• PART ONEIntroduction to Lepidoptera and MothsMorphology Biology Significance in Natural and Human Communities Fossil Record and Evolution A History of Moth Collectors in Western North America PART TWOClassification and Natural History of the Moths of Western North AmericaPrimitive Lineages Zeugloptera Clade Superfamily Micropterigoidea Glossata, Homoneura Clade Superfamily Eriocranioidea Exoporia Clade Superfamily Hepialoidea Clade Heteroneura, Monotrysia Clade Superfamily Nepticuloidea Superfamily Incurvarioidea Superfamily Tischerioidea Ditrysia, Nonapoditrysian Superfamilies Superfamily Tineoidea Superfamily Gracillarioidea Superfamily Gelechioidea Superfamily Gelechioidea, Oecophorid Lineage Superfamily Gelechioidea, Elachistid Lineage Superfamily Yponomeutoidea Apoditrysia Nonobtectomeran Superfamilies Superfamily SchreckensteinioideaSuperfamily Epermenioidea Superfamily Alucitoidea Superfamily Pterophoroidea Superfamily Choreutoidea Superfamily Sesioidea Superfamily Cossoidea Superfamily Tortricoidea Superfamily Zygaenoidea Marc E. Epstein and James K. AdamsUnspecialized Obtectomera Superfamily CopromorphoideaSuperfamily Thyridoidea Obtectomera Superfamily Pyraloidea Macrolepidoptera Superfamily Drepanoidea Superfamily Geometroidea Superfamily Mimallonoidea Superfamily Lasiocampoidea Superfamily Bombycoidea Superfamily Noctuoidea SUGGESTIONS FOR COLLECTING AND OBSERVING MOTHS GLOSSARY INSECT INDEX PLANT INDEX GENERAL INDEX Color Plates

Jerry A. Powell, Professor of the Graduate School in the Department of Environmental Science, Policy, and Management at the University of California, Berkeley, and coauthor of California Insects. Paul A. Opler, Professor in the Department of Bioagricultural Sciences and Pest Management at Colorado State University, Ft. Collins, is author of Peterson Guides to Western and Eastern Butterflies, among other books.

"A must have for those with a serious interest in the Lepidoptera of Western North America." Scienceblogs.com/The Guardian

• PART ONEIntroduction to Lepidoptera and MothsMorphology Biology Significance in Natural and Human Communities Fossil Record and Evolution A History of Moth Collectors in Western North America PART TWOClassification and Natural History of the Moths of Western North AmericaPrimitive Lineages Zeugloptera Clade Superfamily Micropterigoidea Glossata, Homoneura Clade Superfamily Eriocranioidea Exoporia Clade Superfamily Hepialoidea Clade Heteroneura, Monotrysia Clade Superfamily Nepticuloidea Superfamily Incurvarioidea Superfamily Tischerioidea Ditrysia, Nonapoditrysian Superfamilies Superfamily Tineoidea Superfamily Gracillarioidea Superfamily Gelechioidea Superfamily Gelechioidea, Oecophorid Lineage Superfamily Gelechioidea, Elachistid Lineage Superfamily Yponomeutoidea Apoditrysia Nonobtectomeran Superfamilies Superfamily SchreckensteinioideaSuperfamily Epermenioidea Superfamily Alucitoidea Superfamily Pterophoroidea Superfamily Choreutoidea Superfamily Sesioidea Superfamily Cossoidea Superfamily Tortricoidea Superfamily Zygaenoidea Marc E. Epstein and James K. AdamsUnspecialized Obtectomera Superfamily CopromorphoideaSuperfamily Thyridoidea Obtectomera Superfamily Pyraloidea Macrolepidoptera Superfamily Drepanoidea Superfamily Geometroidea Superfamily Mimallonoidea Superfamily Lasiocampoidea Superfamily Bombycoidea Superfamily Noctuoidea SUGGESTIONS FOR COLLECTING AND OBSERVING MOTHS GLOSSARY INSECT INDEX PLANT INDEX GENERAL INDEX Color Plates

Jerry A. Powell, Professor of the Graduate School in the Department of Environmental Science, Policy, and Management at the University of California, Berkeley, and coauthor of California Insects. Paul A. Opler, Professor in the Department of Bioagricultural Sciences and Pest Management at Colorado State University, Ft. Collins, is author of Peterson Guides to Western and Eastern Butterflies, among other books.

"A must have for those with a serious interest in the Lepidoptera of Western North America." Scienceblogs.com/The Guardian

• PART ONEIntroduction to Lepidoptera and MothsMorphology Biology Significance in Natural and Human Communities Fossil Record and Evolution A History of Moth Collectors in Western North America PART TWOClassification and Natural History of the Moths of Western North AmericaPrimitive Lineages Zeugloptera Clade Superfamily Micropterigoidea Glossata, Homoneura Clade Superfamily Eriocranioidea Exoporia Clade Superfamily Hepialoidea Clade Heteroneura, Monotrysia Clade Superfamily Nepticuloidea Superfamily Incurvarioidea Superfamily Tischerioidea Ditrysia, Nonapoditrysian Superfamilies Superfamily Tineoidea Superfamily Gracillarioidea Superfamily Gelechioidea Superfamily Gelechioidea, Oecophorid Lineage Superfamily Gelechioidea, Elachistid Lineage Superfamily Yponomeutoidea Apoditrysia Nonobtectomeran Superfamilies Superfamily SchreckensteinioideaSuperfamily Epermenioidea Superfamily Alucitoidea Superfamily Pterophoroidea Superfamily Choreutoidea Superfamily Sesioidea Superfamily Cossoidea Superfamily Tortricoidea Superfamily Zygaenoidea Marc E. Epstein and James K. AdamsUnspecialized Obtectomera Superfamily CopromorphoideaSuperfamily Thyridoidea Obtectomera Superfamily Pyraloidea Macrolepidoptera Superfamily Drepanoidea Superfamily Geometroidea Superfamily Mimallonoidea Superfamily Lasiocampoidea Superfamily Bombycoidea Superfamily Noctuoidea SUGGESTIONS FOR COLLECTING AND OBSERVING MOTHS GLOSSARY INSECT INDEX PLANT INDEX GENERAL INDEX Color Plates