This is a revised second edition of the most detailed, comprehensive, and user-friendly photographic field guide to the butterflies of North America. Written by Jeffrey Glassberg, the pioneering authority on the field identification of butterflies, the guide covers all known species.

Table of Contents

• Preface
• About This Book
• Butterfly Identification
• Butterfly Biology
• Names
• Interacting with Butterflies
• “Releasing” Butterflies
• Conservation
• North American Butterfly Association
• Wing Areas and Body Parts
• About the Species Accounts
• Abbreviations, Symbols and Glossary
• About the Maps
• Swallowtails Papilionidae
• Parnassians (called apollos in Europe)
• True Swallowtails Papilioninae
• Pipevine Swallowtail
• Polydamas Swallowtail and Cattlehearts
• Mexican Border Swallowtails
• Mexican Border and South Florida Swallowtails
• Eastern Black-colored Swallowtails
• Western Black-colored Swallowtails
• Western Black-and-yellow Swallowtails
• Tiger Swallowtails: All are yellow with black stripes
• Pale Swallowtail and Three-tailed Swallowtail
• Kite-Swallowtails
• Dark Brown with Yellow Bands
• Lower Rio Grande Valley
• Strays to the Lower Rio Grande Valley
• Whites and Yellows Pieridae
• Whites Pierinae
• Whites: Pine-feeding Whites
• Whites: Strays
• Whites: “Checkered” Whites
• Whites: Pieris
• Whites: Great Southern White
• Whites: Florida White
• Whites
• Whites: Lower Rio Grande Valley Strays
• Marbles and Orangetips
• Yellows Coliadinae
• Sulphurs
• Yellows
• Gossamerwings Lycaenidae
• Coppers Lycaeninae
• Coppers
• Coppers: Blue Copper
• Coppers: Ruddy Copper
• Coppers
• Harvester Miletinae
• Hairstreaks Theclinae
• Hairstreaks: Large Tropical Hairstreaks with Old World Affinities
• Hairstreaks: Large Tropical Hairstreaks
• Hairstreaks
• Hairstreaks: Satyrium
• Hairstreaks: Satyrium, mainly Eastern
• Hairstreaks: Satyrium, Eastern
• Hairstreaks: Satyrium, Western
• Hairstreaks: Satyrium, Eastern
• Hairstreaks: Satyrium, Southwestern
• Hairstreaks: Green-colored Species
• Hairstreaks: Green-colored Species, Mainly Strays
• Hairstreaks: Western Green-colored Species
• Hairstreaks: Green-colored Species (rarely open when landed)
• Hairstreaks: Western Brown Callophrys (rarely open when landed)
• Hairstreaks: Pine Elfins (rarely open when landed)
• Hairstreaks: Eastern Elfins (rarely open when landed)
• Hairstreaks: Western Elfins (rarely open when landed)
• Hairstreaks: Scrub-Hairstreaks
• Hairstreaks: South Florida Scrub-Hairstreaks
• Hairstreaks: South Texas Scrub-Hairstreaks
• Hairstreaks: Scrub-Hairstreaks
• Hairstreaks: Groundstreaks (often found close to the ground)
• Hairstreaks: Groundstreaks (almost never open wings while landed)
• Hairstreaks: Dreamstreaks (Erora)
• Hairstreaks: Ministreaks (almost never open wings while landed)
• Hairstreaks: Strays to the United States-Mexican Border
• Hairstreaks: Strays to the United States-Mexican Border
• Blues Polyommatinae
• Blues: Pygmy-Blues
• Blues: Leptotes
• Blues: Hemiargus
• Blues
• Blues: Tailed-Blues
• Blues: Azures
• Blues: Buckwheat Blues, Square-spotted Blue
• Blues: Buckwheat Blues, Dotted Blue
• Blues: Buckwheat Blues, Rita Blue
• Blues: Buckwheat Blues
• Blues: Silvery Blue
• Blues: Arrowhead Blue
• Blues: Melissa Blue
• Blues: Northern Blue
• Blues: Boisduval's Blue
• Blues: Greenish Blue
• Blues: Plebejus Blues
• Blues
• Metalmarks Riodinidae
• Rio Grande Valley Specialties
• Eastern Scintillants: All with Metallic Markings
• Scintillants: All with Metallic Markings
• Texas, New Mexico, and Arizona Scintillants
• Texas to California Scintillants
• Tanmarks
• Stray Tanmarks
• Apodemia
• Stray and Rare Apodemia
• Stray Apodemia
• Brushfoots Nymphalidae
• Heliconians and Fritillaries Heliconiinae
• Heliconians
• Greater Fritillaries
• Lesser Fritillaries
• True Brushfoots Nymphalinae
• Patches, Checker spots and Crescents
• Anglewings, Ladies and Relatives
• Admirals and Relatives Limenitidinae et al.
• Admirals and Relatives: Admirals
• Admirals and Relatives: Viceroy and California Sister
• Admirals and Relatives: Straying Sisters
• Admirals and Relatives: Bluewings (usually land w/ head facing down)
• Admirals and Relatives: Purplewings
• Admirals and Relatives: Common Mestra and Red Rim
• Admirals and Relatives: Banners
• Admirals and Relatives: Cecropians and Beauties (all are large)
• Admirals and Relatives: Stray Sailors and Eighty-eights
• Admirals and Relatives: Crackers
• Admirals and Relatives: Daggerwings
• Leafwings Charaxinae
• Leafwings and Relatives: “Red” Leafwings
• Leafwings and Relatives: “Blue” LRGV Leafwings
• Preponas and Morphos: attracted to rotting fruit and sap, not flowers
• Emperors Apaturinae
• Emperors: Hackberry Emperor
• Emperors: Tawny Emperor
• Emperors
• Snouts Libytheinae
• Satyrs Satyrinae
• Satyrs: Browns
• Satyrs: Pearly-eyes
• Satyrs: Wood-Nymphs (rarely open their wings when landed)
• Satyrs: Small Satyrs
• Satyrs: Gemmed-Satyrs (almost always land with wings closed)
• Satyrs: Neonympha (almost always land with wings closed)
• Satyrs: Arizona Specialties and a Stray
• Satyrs: Common Ringlet
• Satyrs
• Satyrs: Alpines
• Satyrs: Arctics
• Clears, Clear wings Ithomiinae
• Mimic-Queen and Monarch Danainae
• Tiger Mimic-Queen (in the monarch subfamily)
• Monarchs: Monarch
• Monarchs: Queen and Soldier
• Skippers Hesperiidae
• Firetips Pyrrhopyginae
• Spreadwing Skippers Pyrginae
• Spreadwing Skippers: Large Skippers with Golden Heads
• Spreadwing Skippers: Silverdrops
• Spreadwing Skippers: Beamers
• Spreadwing Skippers
• Spreadwing Skippers: Texas and Arizona Specialty Longtails
• Spreadwing Skippers: Texas and Arizona Specialties and Strays
• Spreadwing Skippers: “Brown” Longtails
• Spreadwing Skippers: “Green” Longtails
• Spreadwing Skippers: Stray “Green” Longtails
• Spreadwing Skippers: Flashers
• Spreadwing Skippers: Stray Flashers
• Spreadwing Skippers: Banded-Skippers
• Spreadwing Skippers: Banded-Skippers and Potrillo Skipper
• Spreadwing Skippers: Cloudywings
• Spreadwing Skippers: Western Cloudywings
• Spreadwing Skippers: Cogia (all with white below antennal clubs)
• Spreadwing Skippers: LRGV Specialties
• Spreadwing Skippers: Strays to the U.S-Mexican Border
• Spreadwing Skippers: Sootywings
• Spreadwing Skippers: Scallopwings
• Spreadwing Skippers: Scallopwings and Bollas
• Spreadwing Skippers: Sicklewings (rarely close wings while landed)
• Spreadwing Skippers: LRGV and Southeastern Arizona Strays
• Spreadwing Skippers: Duskywings
• Spreadwing Skippers: Duskywings (all with white FW spots)
• Spreadwing Skippers: Duskywings
• Spreadwing Skippers: Wild Indigo Group Duskywings
• Spreadwing Skippers: White-fringed Duskywings
• Spreadwing Skippers: Checkered-Skippers
• Spreadwing Skippers: White-Skippers
• Spreadwing Skippers
• Spreadwing Skippers: Powdered-Skippers
• Spreadwing Skippers: Streaky-Skippers
• Skipperlings Heteropterinae
• Grass-Skippers Hesperiinae
• Grass-Skippers: Small Orange Grass-Skippers
• Grass-Skippers: Small, Dark Skippers
• Grass-Skippers
• Grass-Skippers: Strays to the United States-Mexico Border
• Grass-Skippers: The Wizards
• Grass-Skippers: Stinga and Hesperia
• Grass-Skippers: Hesperia
• Grass-Skippers: Hesperia Almost Endemic to California
• Grass-Skippers: Hesperia
• Grass-Skippers
• Grass-Skippers: Polite Skippers
• Grass-Skippers: The Witches
• Grass-Skippers: Variations Among the Witches
• Grass-Skippers: LRGV possibilities
• Grass-Skippers: Mainly Orange
• Grass-Skippers: Problem Skippers
• Grass-Skippers: Western Ochlodes
• Grass-Skippers: Western Ochlodes and Paratrytone
• Grass-Skippers: Poans
• Grass-Skippers: Eastern Wetland Poans
• Grass-Skippers: Sedge-Skippers
• Grass-Skippers: (Mostly) Eastern Dusted-Skippers
• Grass-Skippers: Southwestern Dusted-Skippers
• Grass-Skippers: Southeastern Roadside-Skippers
• Grass-Skippers: Mostly Eastern Roadside-Skippers
• Grass-Skippers: Mostly South-Central Roadside-Skippers
• Grass-Skippers: Southwestern Roadside-Skippers
• Grass-Skippers: Southeastern Arizona Roadside-Skippers
• Grass-Skippers: High Prairie Skippers
• Grass-Skippers: Southwestern Roadside-Skippers
• Grass-Skippers: Large Skippers, Mainly Southeastern
• Grass-Skippers: Large Skippers of Southern Florida and strays
• Grass-Skippers: Panoquins (note long wings and abdominal stripe)
• Giant-Skippers Megathyminae
• Giant-Skippers: Yucca-feeding Giant-Skippers
• Giant-Skippers: Agave-feeding Giant-Skippers
• Giant-Skippers: Texas Specialties
• Hawaii
• The Two Native Hawaiian Butterflies
• Non-native Species Now Established on the Hawaiian Islands
• Appendices
• Selected Bibliography
• Selected Websites