Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Montana

Sighting Record 1209646

Region: 
United States
Montana
Geolocation *: 

Geolocation is 46.6057223824351, -112.25789448767961

Date of Observation *: 
Wednesday, June 12, 2019 - 12:00
Suggested Identification: 
Anise Swallowtail
Specimen Type: 
Photograph
Organism Type: 
butterfly

Sighting Record 1209609

Observation Notes: 
Thousands of caterpillars feeding on boxelder trees. Many of the boxelder trees in this fairly isolated riparian area were almost completely denuded by these caterpillars. They were webbing down from the denuded trees, and feeding in great numbers on the remaining leaves of other trees. This was in a narrow riparian area surrounded by many miles of shortgrass prairie.
Region: 
United States
Montana
Phillips County
Location Notes: 
Telegraph Creek, by the American Prairie Reserve headquarters south of Malta, just north of the UL Bend/CM Russell NWR.
Geolocation *: 

Geolocation is 47.74428203770974, -107.7781614555725

Date of Observation *: 
Sunday, June 9, 2019 - 23:15
Suggested Identification: 
Alsophila pometaria - Fall Cankerworm
Specimen Type: 
Photograph
Organism Type: 
caterpillar

Sighting Record 1209587

Observation Notes: 
Was being attacked by fire ants
Region: 
United States
Montana
Flathead County
Location Notes: 
Lone Pine State Park
Geolocation *: 

Geolocation is 48.177014989077755, -114.33686695498045

Date of Observation *: 
Thursday, June 13, 2019 - 13:20
Suggested Identification: 
Ceanothus Silk Moth
Specimen Type: 
Photograph
Organism Type: 
moth

Sighting Record 1209511

Observation Notes: 
Has all the markings of an Arrowhead blue except for the three orange eye spots.
Region: 
United States
Montana
Geolocation *: 

Geolocation is 46.62005199115605, -112.29613897228796

Date of Observation *: 
Wednesday, June 12, 2019 - 12:00
Suggested Identification: 
Arrowhead Blue
Specimen Type: 
Photograph
Organism Type: 
butterfly

Sighting Record 1209452

Observation Notes: 
This large caterpillar was feeding on a big sagebrush shrub, in a grassland area with scattered sagebrush and greasewood, in a prairie dog town.
Region: 
United States
Montana
Phillips County
Location Notes: 
On the UL Bend portion of the C.M. Russell National Wildlife Refuge. Found along the Regina Road, a mile or so south of the American Prairie Reserve Enrico Education Center.
Geolocation *: 

Geolocation is 47.716203085473545, -107.77509603227236

Date of Observation *: 
Sunday, June 9, 2019 - 14:00
Suggested Identification: 
Hemileuca hera
Specimen Type: 
Photograph
Organism Type: 
caterpillar

Sighting Record 1209399

Observation Notes: 
These two take up a large portion of a 6 inch wide board.
Region: 
United States
Montana
Missoula County
Geolocation *: 

Geolocation is 47.1766731, -113.44044739999998

Date of Observation *: 
Wednesday, June 12, 2019 - 09:45
Specimen Type: 
Photograph
Organism Type: 
moth

Sighting Record 1209304

Observation Notes: 
70 degrees partly sunny. All on lilac bush.
Region: 
United States
Montana
Jefferson County
Geolocation *: 

Geolocation is 46.0047085, -112.10639370000001

Date of Observation *: 
Tuesday, June 11, 2019 - 16:00
Suggested Identification: 
unknown
Specimen Type: 
Photograph
Organism Type: 
butterfly
Date Notes: 
30-40 of same type butterfly present