Butterflies of the Big Chico Creek Ecological Reserve Common Name Scientific Name Hesperiidae: Skippers Northern Cloudywing Thorybes pylades Propertius Duskywing Erynnis propertius Pacuvius Duskywing Erynnis pacuvius Mournful Duskywing Erynnis tristis Common Checkered-Skipper Pyrgus communis Northern White-Skipper Heliopetes ericetorum Woodland Skipper Ochlodes sylvanoides Rural Skipper Ochlodes agrícola Sachem Atalopedes campestris Umber Skipper Poanes melane Common Roadside-Skipper Amblyscirtes vialis Juba Skipper Hesperia juba Papilionidae: Swallowtails Pipevine Swallowtail Battus philenor Anise Swallowtail Papilio zelicaon Western Tiger Swallowtail Papilio rutulus Two-tailed Swallowtail Papilio multicaudata Pale Swallowtail Papilio eurymedon Pieridae: Whites and Sulphurs Checkered White Pontia protodice Cabbage White Pieris rapae Margined White Pieris marginalis Sara Orangetip Anthocaris sara Orange Sulphur Colias eurytheme Lycaenidae: Gossamer-winged Butterflies Tailed Copper Lycaena arota Gorgon Copper Lycaena gorgon Golden Hairstreak Habrodais grunus Great Purple Hairstreak Atlides halesus California Hairstreak Satyrium californica Sylvan Hairstreak Satyrium sylvinus Gold-hunter’s Hairstreak Satyrium auretorum Mountain Mahogany Hairstreak Satyrium tetra Hedgerow Hairstreak Satyrium saepium Brown Elfin Callophrys augustinus Gray Hairstreak Strymon melinus Eastern Tailed-Blue Everes comyntas Echo Blue Celastrina ladon echo Silvery Blue Glaucopsyche lygdamus Boisduval’s Blue Plebejus icarioides Acmon Blue Plebejus acmon Nymphalidae: Brush-footed Butterflies Northern Checkerspot Chlosyne palla Mylitta Crescent Phyciodes mylitta Variable Checkerspot Euphydryas chalcedona Leanira Checkerspot Thessalia leanira California Tortoiseshell Nymphalis californica Mourning Cloak Nymphalis antiopa Painted Lady Vanessa cardui Red Admiral Vanessa atalanta American Painted Lady Vanessa virginiensis Common Buckeye Junonia coenia Lorquin’s Admiral Limenitis lorquini California Sister Adelpha californica California Ringlet Coenonympha tullia california Common Wood-Nymph Cercyonis pegala Monarch Danaus plexippus Updated 11/2018 .