Regional Species Checklists
Contra Costa County, California, United States
The BAMONA database currently includes verified sighting records for 229 species from this region.
Hesperiidae Skippers
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Epargyreus clarus Silver-spotted Skipper
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Thorybes pylades Northern Cloudywing
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Erynnis brizo Sleepy Duskywing
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Erynnis propertius Propertius Duskywing
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Erynnis tristis Mournful Duskywing
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Erynnis funeralis Funereal Duskywing
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Erynnis persius Persius Duskywing
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Pyrgus scriptura Small Checkered-Skipper
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Burnsius communis Common Checkered-Skipper
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Heliopetes ericetorum Northern White-Skipper
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Pholisora catullus Common Sootywing
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Hylephila phyleus Fiery Skipper
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Hesperia juba Juba Skipper
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Hesperia colorado Western Branded Skipper
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Hesperia columbia Columbian Skipper
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Hesperia lindseyi Lindsey's Skipper
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Atalopedes campestris Sachem
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Polites sabuleti Sandhill Skipper
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Ochlodes sylvanoides Woodland Skipper
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Ochlodes agricola Rural Skipper
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Ochlodes yuma Yuma Skipper
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Poanes melane Umber Skipper
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Lerodea eufala Eufala Skipper
Papilionidae Parnassians and Swallowtails
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Battus philenor Pipevine Swallowtail
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Papilio zelicaon Anise Swallowtail
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Papilio rutulus Western Tiger Swallowtail
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Papilio eurymedon Pale Swallowtail
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Papilio multicaudata Two-tailed Swallowtail
Pieridae Whites and Sulphurs
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Anthocharis sara Pacific Orangetip
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Anthocharis lanceolata Gray Marble
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Euchloe ausonides Large Marble
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Pieris marginalis Margined White
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Pieris rapae Cabbage White
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Pontia protodice Checkered White
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Pontia sisymbrii Spring White
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Colias eurytheme Orange Sulphur
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Zerene eurydice California Dogface
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Nathalis iole Dainty Sulphur
Lycaenidae Gossamer-wing Butterflies
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Lycaena arota Tailed Copper
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Lycaena xanthoides Great Copper
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Lycaena gorgon Gorgon Copper
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Lycaena helloides Purplish Copper
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Habrodais grunus Golden Hairstreak
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Atlides halesus Great Purple Hairstreak
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Callophrys affinis Western Green Hairstreak
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Callophrys muiri Muir's Hairstreak
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Callophrys gryneus Juniper Hairstreak
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Callophrys spinetorum Thicket Hairstreak
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Callophrys augustinus Brown Elfin
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Callophrys mossii Moss' Elfin
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Callophrys eryphon Western Pine Elfin
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Satyrium californica California Hairstreak
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Satyrium sylvinus Sylvan Hairstreak
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Satyrium auretorum Gold-hunter's Hairstreak
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Satyrium tetra Mountain Mahogany Hairstreak
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Satyrium saepium Hedgerow Hairstreak
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Strymon melinus Gray Hairstreak
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Leptotes marina Marine Blue
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Brephidium exilis Western Pygmy-Blue
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Cupido comyntas Eastern Tailed-Blue
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Cupido amyntula Western Tailed-Blue
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Celastrina echo Echo Azure
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Glaucopsyche lygdamus Silvery Blue
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Philotes sonorensis Sonoran Blue
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Euphilotes enoptes Pacific Dotted-Blue
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Hemiargus ceraunus Ceraunus Blue
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Echinargus isola Reakirt's Blue
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Plebejus saepiolus Greenish Blue
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Plebejus icarioides Boisduval's Blue
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Plebejus acmon Acmon Blue
Riodinidae Metalmarks
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Apodemia mormo Mormon Metalmark
Nymphalidae Brush-footed Butterflies
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Danaus plexippus Monarch
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Danaus gilippus Queen
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Agraulis vanillae Gulf Fritillary
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Speyeria coronis Coronis Fritillary
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Speyeria callippe Callippe Fritillary
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Speyeria adiaste Unsilvered Fritillary
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Limenitis lorquini Lorquin's Admiral
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Adelpha californica California Sister
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Chlosyne leanira Leanira Checkerspot
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Chlosyne palla Northern Checkerspot
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Phyciodes mylitta Mylitta Crescent
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Phyciodes pulchella Field Crescent
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Euphydryas editha Edith's Checkerspot
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Euphydryas chalcedona Chalcedon Checkerspot
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Euphydryas anicia Anicia Checkerspot
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Junonia coenia Common Buckeye
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Junonia grisea Gray Buckeye
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Polygonia satyrus Satyr Comma
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Polygonia faunus Green Comma
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Polygonia progne Gray Comma
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Polygonia oreas Oreas Comma
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Aglais milberti Milbert's Tortoiseshell
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Nymphalis antiopa Mourning Cloak
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Nymphalis californica California Tortoiseshell
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Vanessa virginiensis American Lady
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Vanessa cardui Painted Lady
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Vanessa annabella West Coast Lady
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Vanessa atalanta Red Admiral
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Coenonympha tullia Common Ringlet
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Cercyonis pegala Common Wood-Nymph
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Cercyonis sthenele Great Basin Wood-Nymph
Saturniidae Wild Silk Moths
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Hemileuca eglanterina Western sheepmoth
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Antheraea polyphemus Polyphemus moth
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Hyalophora euryalus Ceanothus silkmoth
Sphingidae Sphinx Moths, Hawkmoths
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Smerinthus cerisyi One-eyed sphinx
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Sphinx perelegans Elegant sphinx
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Manduca sexta Carolina sphinx
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Sphinx chersis Great ash sphinx
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Proserpinus clarkiae Clark's sphinx
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Eumorpha achemon Achemon sphinx
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Proserpinus lucidus Pacific green sphinx
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Hyles lineata White-lined Sphinx
Notodontidae Prominents
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Furcula cinerea Gray Furcula
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Furcula scolopendrina Zigzag Furcula Moth
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Nadata gibbosa White-dotted Prominent
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Pheosia rimosa Black-rimmed Prominent
Noctuidae Owlet Moths, Miller Moths
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Acronicta marmorata Marble Dagger Moth
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Megalographa biloba Bilobed Looper Moth
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Noctua pronuba European Yellow Underwing
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Helicoverpa zea Corn Earworm Moth
Erebidae Erebid Moths
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Notarctia proxima Mexican Tiger Moth
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Pseudohemihyalea edwardsii Edwards' Glassy-wing Moth
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Estigmene acrea Salt Marsh Moth or Acrea Moth
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Hyphantria cunea Fall Webworm Moth
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Spilosoma vestalis Vestal Tiger Moth
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Spilosoma vagans Wandering Tiger Moth
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Arachnis picta Painted Tiger Moth
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Lophocampa maculata Spotted Tussock Moth or Yellow-Spotted Tiger Moth
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Hemihyalea edwardsii Edwards' Glassywing
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Apantesis ornata Ornate Tiger Moth
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Zale lunata Lunate Zale
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Catocala aholibah Aholibah Underwing Moth
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Ascalapha odorata Black Witch
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Orgyia sp. Tussock moths
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Orgyia vetusta Western Tussock Moth
Oecophoridae Concealer Moths
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Hofmannophila pseudospretella Brown House Moth
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Endrosis sarcitrella White-shouldered House Moth
Adelidae Adelid Moths
Elachistidae Grass Miner Moths
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Agonopterix alstroemeriana Poison Hemlock Moth
Sesiidae Sesiid Moths
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Paranthrene robiniae Western Poplar Clearwing Moth
Crambidae Crambid Snout Moths
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Pyrausta volupialis Volupial Pyrausta Moth
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Nomophila nearctica Lucerne Moth
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Pyrausta unifascialis One-banded Pyrausta
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Pyrausta californicalis California Pyrausta Moth
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Uresiphita reversalis Genista Broom Moth
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Lygropia octonalis Eight-barred Lygropia Moth
Pyralidae Pyralid Moths
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Pyralis farinalis Meal Moth
Geometridae Geometer Moths, Looper Moths
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Hesperumia sulphuraria Sulphur Moth
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Anavitrinella pampinaria Common Gray
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Iridopsis obliquaria Oblique Looper Moth
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Hydriomena nubilofasciata Oak Winter Highflier Moth
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Costaconvexa centrostrigaria The Bent-line Carpet
Lasiocampidae Lasiocampid Moths
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Malacosoma constrictum Pacific Tent Caterpillar Moth
