Regional Species Checklists
Williams County, North Dakota, United States
The BAMONA database currently includes verified sighting records for 36 species from this region.
Hesperiidae Skippers
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Ancyloxypha numitor Least Skipper
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Oarisma garita Garita Skipperling
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Hesperia assiniboia Plains Skipper
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Hesperia ottoe Ottoe Skipper
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Hesperia leonardus Leonard's Skipper
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Hesperia pahaska Pahaska Skipper
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Polites peckius Peck's Skipper
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Polites themistocles Tawny-edged Skipper
Papilionidae Parnassians and Swallowtails
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Papilio machaon Old World Swallowtail
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Papilio canadensis Canadian Tiger Swallowtail
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Papilio glaucus Eastern Tiger Swallowtail
Pieridae Whites and Sulphurs
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Euchloe olympia Olympia Marble
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Pieris rapae Cabbage White
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Pontia protodice Checkered White
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Pontia occidentalis Western White
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Colias philodice Clouded Sulphur
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Colias eurytheme Orange Sulphur
Lycaenidae Gossamer-wing Butterflies
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Glaucopsyche lygdamus Silvery Blue
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Plebejus saepiolus Greenish Blue
Nymphalidae Brush-footed Butterflies
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Speyeria idalia Regal Fritillary
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Chlosyne gorgone Gorgone Checkerspot
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Chlosyne acastus Sagebrush Checkerspot
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Aglais milberti Milbert's Tortoiseshell
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Oeneis uhleri Uhler's Arctic
Saturniidae Wild Silk Moths
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Hyalophora columbia Columbia silkmoth
Sphingidae Sphinx Moths, Hawkmoths
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Smerinthus jamaicensis Twin-spotted sphinx
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Sphinx vashti Vashti sphinx
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Ceratomia amyntor Elm sphinx
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Ceratomia undulosa Waved sphinx
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Paonias excaecata Blinded sphinx
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Eumorpha achemon Achemon sphinx
Noctuidae Owlet Moths, Miller Moths
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Schinia arcigera Arcigera Flower Moth