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Moths of Montana, USA

A guide to Moths of Montana. This guide doesn't include moths from the Noctuidae family, those are covered in another guide. The season tags are in reference to when adults are usually flying. At Northern Rockies Research & Educational Services, we begun a long-term monitoring project for ...more ↓

The Scribbler ¹
Cladara atroliturata

Mottled Gray Carpet ²
Cladara limitaria

Spruce Cone Geometer ³
Eupithecia albicapitata

Eupithecia behrensata ⁴

Eupithecia coloradensis ⁵

Eupithecia graefii ⁶

Eupithecia implorata ⁷

Eupithecia lachrymosa ⁷

Eupithecia lafontaineata ⁷

Eupithecia maestosa ⁶

Tamarack Looper ⁸
Eupithecia misturata

Spruce Cone Pug ⁹
Eupithecia mutata

Eupithecia perfusca ³

Eupithecia pseudotsugata ⁷

Tawny Eupithecia Moth ⁶
Eupithecia ravocostaliata

Eupithecia subvirens ¹⁰

Horisme incana ³

Many-lined Carpet Moth ¹¹
Anticlea multiferata

Variable Carpet Moth ¹²
Anticlea vasiliata

Xanthorhoe defensaria ⁸

Northwestern Phoenix Moth ⁸
Eulithis xylina

Black-banded Carpet ⁶
Antepirrhoe semiatrata

Dysstroma brunneata ¹³

Dark Marbled Carpet ⁸
Dysstroma citrata

Dysstroma colvillei ¹⁴

Formosa Carpet Moth ⁴
Dysstroma formosa

Stamnodes marmorata ¹⁵

Perizoma costiguttata ¹³

Hydriomena nevadae ⁴

Barberry Geometer Moth ¹⁶
Coryphista meadii

Tissue Moth ⁸
Triphosa haesitata

Small Phoenix ⁶
Ecliptopera silaceata

Powdered Bigwing Moth ⁶
Lobophora nivigerata

Prochoerodes forficaria ⁶

Maple Spanworm Moth ¹⁷
Ennomos magnaria

Macaria adonis ¹⁸

Common Angle ¹⁹
Macaria aemulataria

Macaria amboflava

Split-lined Angle ²⁰
Macaria bitactata

Rannoch Looper Moth ²¹
Macaria brunneata

Macaria colata ⁶

Macaria quadrilinearia ³

Six-spotted Angle ²²
Macaria sexmaculata

Pale-marked Angle ⁶
Macaria signaria

Sulphur Angle ²³
Macaria sulphurea

Shaded Granite Moth ⁶
Digrammia curvata

Decorated Granite Moth ³
Digrammia decorata

Digrammia extenuata

Digrammia muscariata ²⁴

Dark-bordered Granite ⁹
Digrammia neptaria

Digrammia nubiculata ⁶

Six-spotted Digrammia ²⁵
Digrammia sexpunctata

Digrammia terramalata

Drepanulatrix carnearia ⁶

Drepanulatrix falcataria ⁶

Drepanulatrix foeminaria ⁴

Drepanulatrix hulstii

Drepanulatrix quadraria ¹⁵

Spurred Wave Moth ⁶
Drepanulatrix unicalcararia

Bordered Fawn Moth ²⁶
Sericosema juturnaria

Canary Thorn ⁶
Neoterpes trianguliferata

Tetracis cervinaria ¹⁸

Hemlock Looper Moth ²⁷
Lambdina fiscellaria

Mountain Girdle Moth ⁷
Enypia griseata

Variable Girdle Moth ⁸
Enypia venata

Western Conifer Looper ⁸
Caripeta aequaliaria

Gray Spruce Looper Moth ²⁸
Caripeta divisata

Western False Hemlock Looper ⁶
Nepytia freemani

Sharp-lined Yellow ²⁹
Sicya macularia

Snowia montanaria ³⁰

Johnson's Euchlaena Moth ³
Euchlaena johnsonaria

Scrub Euchlaena Moth ³
Euchlaena madusaria

Euchlaena mollisaria ¹⁵

Mottled Euchlaena Moth ⁶
Euchlaena tigrinaria

Sulphur Moth ¹³
Hesperumia sulphuraria

Mountain Mahogany Looper Moth ⁶
Iridopsis clivinaria

Iridopsis emasculatum ⁶

Bent-line Gray ³¹
Iridopsis larvaria

Glena nigricaria ²⁶

Stenoporpia pulmonaria ⁸

Common Gray ³
Anavitrinella pampinaria

Melanolophia centralis

Western Carpet ⁸
Melanolophia imitata

Peppered Moth ³²
Biston betularia

Behr's Pero Moth ³³
Pero behrensaria

Pero giganteus

Pero macdunnoughi ¹³

Pero mizon ³

Western Pero Moth ³
Pero occidentalis

Pero radiosaria ¹³

Large Banded Wave Moth ¹⁵
Apodrepanulatrix litaria

Phaeoura mexicanaria ⁶

Dyar's Looper Moth ³
Gabriola dyari

Thallophaga taylorata ⁶

Fervid Plagodis Moth ¹⁷
Plagodis fervidaria

Straight-lined Plagodis Moth ³²
Plagodis phlogosaria

Barred Umber ⁸
Plagodis pulveraria

Spodolepis danbyi ³⁴

Sabulodes edwardsata ³⁵

Horned Spanworm Moth ⁸
Nematocampa resistaria

Edited by Northern Rockies Research and Educational Services, some rights reserved (CC BY-SA)

Photo Credits

1. (c) Erika Mitchell, some rights reserved (CC BY-NC), uploaded by Erika Mitchell
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13. (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda
14. (c) Chuck Sexton, some rights reserved (CC BY-NC), uploaded by Chuck Sexton
15. (c) Jim Vargo at Moth Photographers Group, some rights reserved (CC BY-NC-SA)
16. no rights reserved, uploaded by Kevin Keegan
17. (c) Mike V.A. Burrell, some rights reserved (CC BY-NC), uploaded by Mike V.A. Burrell
18. (c) Ken-ichi Ueda, some rights reserved (CC BY)
19. (c) John Beetham, some rights reserved (CC BY-NC), uploaded by John Beetham
20. (c) Van Truan, some rights reserved (CC BY-NC), uploaded by Van Truan
21. (c) Andrey Ponomarev, some rights reserved (CC BY-NC), uploaded by Andrey Ponomarev
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34. (c) Matt Bowser, some rights reserved (CC BY), uploaded by Matt Bowser
35. (c) Celeste Ramsay, some rights reserved (CC BY-NC-ND)

Moths of Montana, USA

The Scribbler 1 Cladara atroliturata

Mottled Gray Carpet 2 Cladara limitaria

Spruce Cone Geometer 3 Eupithecia albicapitata

Tamarack Looper 8 Eupithecia misturata

Spruce Cone Pug 9 Eupithecia mutata

Tawny Eupithecia Moth 6 Eupithecia ravocostaliata

Many-lined Carpet Moth 11 Anticlea multiferata

Variable Carpet Moth 12 Anticlea vasiliata

Northwestern Phoenix Moth 8 Eulithis xylina

Black-banded Carpet 6 Antepirrhoe semiatrata

Dark Marbled Carpet 8 Dysstroma citrata

Formosa Carpet Moth 4 Dysstroma formosa

Barberry Geometer Moth 16 Coryphista meadii

Tissue Moth 8 Triphosa haesitata

Small Phoenix 6 Ecliptopera silaceata

Powdered Bigwing Moth 6 Lobophora nivigerata

Maple Spanworm Moth 17 Ennomos magnaria

Common Angle 19 Macaria aemulataria

Split-lined Angle 20 Macaria bitactata

Rannoch Looper Moth 21 Macaria brunneata

Six-spotted Angle 22 Macaria sexmaculata

Pale-marked Angle 6 Macaria signaria

Sulphur Angle 23 Macaria sulphurea

Shaded Granite Moth 6 Digrammia curvata

Decorated Granite Moth 3 Digrammia decorata

Dark-bordered Granite 9 Digrammia neptaria

Six-spotted Digrammia 25 Digrammia sexpunctata

Spurred Wave Moth 6 Drepanulatrix unicalcararia

Bordered Fawn Moth 26 Sericosema juturnaria

Canary Thorn 6 Neoterpes trianguliferata

Hemlock Looper Moth 27 Lambdina fiscellaria

Mountain Girdle Moth 7 Enypia griseata

Variable Girdle Moth 8 Enypia venata

Western Conifer Looper 8 Caripeta aequaliaria

Gray Spruce Looper Moth 28 Caripeta divisata

Western False Hemlock Looper 6 Nepytia freemani

Sharp-lined Yellow 29 Sicya macularia

Johnson's Euchlaena Moth 3 Euchlaena johnsonaria

Scrub Euchlaena Moth 3 Euchlaena madusaria

Mottled Euchlaena Moth 6 Euchlaena tigrinaria

Sulphur Moth 13 Hesperumia sulphuraria

Mountain Mahogany Looper Moth 6 Iridopsis clivinaria

Bent-line Gray 31 Iridopsis larvaria

Common Gray 3 Anavitrinella pampinaria

Western Carpet 8 Melanolophia imitata

Peppered Moth 32 Biston betularia

Behr's Pero Moth 33 Pero behrensaria

Western Pero Moth 3 Pero occidentalis

Large Banded Wave Moth 15 Apodrepanulatrix litaria

Dyar's Looper Moth 3 Gabriola dyari

Fervid Plagodis Moth 17 Plagodis fervidaria

Straight-lined Plagodis Moth 32 Plagodis phlogosaria

Barred Umber 8 Plagodis pulveraria

Horned Spanworm Moth 8 Nematocampa resistaria