Photos / Sounds

What

Dainty Sulphur (Nathalis iole)

Observer

rahopko

Date

September 24, 2021 11:35 AM MDT

Photos / Sounds

What

Queen (Danaus gilippus)

Observer

lpodes852

Date

September 6, 2021 03:27 PM CDT

Description

River's Edge Natural Area

Photos / Sounds

What

Purplish Copper (Tharsalea helloides)

Observer

tickqueen2

Date

September 6, 2021 12:56 PM MDT

Photos / Sounds

What

Ridings' Satyr (Neominois ridingsii)

Observer

cabellin

Date

September 3, 2021 02:02 PM PDT

Photos / Sounds

What

Viceroy (Limenitis archippus)

Observer

alainakrakowiak

Date

August 23, 2021 12:11 PM MDT

Photos / Sounds

What

Greater Fritillaries (Genus Speyeria)

Observer

ancientbean

Date

July 5, 2021 11:22 AM MDT

Photos / Sounds

What

Small Wood-Nymph (Cercyonis oetus)

Observer

davidemartin

Date

June 30, 2021 10:24 AM MDT

Photos / Sounds

Observer

hollypf

Date

June 29, 2021 03:06 PM MDT

Photos / Sounds

What

Dainty Sulphur (Nathalis iole)

Observer

calochortus_goff

Date

June 11, 2021 03:34 PM MDT

Photos / Sounds

What

Pine White (Neophasia menapia)

Observer

mike_h

Date

September 3, 2017

Photos / Sounds

What

Western Green Hairstreak (Callophrys affinis)

Observer

chrg_lnk

Date

June 2021

Photos / Sounds

What

Eastern Pine Elfin (Callophrys niphon)

Observer

rz99

Date

May 2021

Photos / Sounds

What

Arctic Skipper (Carterocephalus mandan)

Observer

tara268

Date

May 24, 2021 04:00 PM UTC

Place

Cedarburg (Google, OSM)

Photos / Sounds

What

Silvery Blue (Glaucopsyche lygdamus)

Observer

ceeec

Date

May 18, 2021 10:17 AM MDT

Photos / Sounds

What

Painted Lady (Vanessa cardui)

Observer

entoandrew

Date

May 7, 2021 04:09 PM MDT

Description

Finishing its emergence from its pupal casing. Found outside hiding from windy conditions.

Photos / Sounds

What

Anise Swallowtail (Papilio zelicaon)

Observer

cgriz

Date

May 1, 2021 11:26 AM MDT

Description

Six-Mile Fold Open Space, Boulder County, Colorado

Photos / Sounds

What

Gray Hairstreak (Strymon melinus)

Observer

nickmoore91

Date

April 30, 2021 11:29 AM MDT

Photos / Sounds

What

Mourning Cloak (Nymphalis antiopa)

Observer

suzyhiskey

Date

April 30, 2021 09:02 AM MDT

Photos / Sounds

What

Anise Swallowtail (Papilio zelicaon)

Observer

roomthily

Date

April 29, 2018 11:15 AM MDT

Photos / Sounds

What

New World Giant Swallowtails and Allies (Subgenus Heraclides)

Observer

nolanbunting

Date

August 25, 2020 05:51 PM MDT

Photos / Sounds

What

Commas (Genus Polygonia)

Observer

kenyazero

Date

March 20, 2021 03:41 PM MDT

Description

First butterfly I've seen of the season!

Photos / Sounds

What

Checkered White (Pontia protodice)

Observer

janeangelo

Date

January 31, 2021 01:20 PM MST

Photos / Sounds

What

Clouded Sulphur (Colias philodice)

Observer

ellen

Date

October 30, 2020 11:27 AM MDT

Photos / Sounds

What

California Tortoiseshell (Nymphalis californica)

Observer

saschup

Date

October 21, 2020 07:49 PM MDT

Photos / Sounds

What

Margined White (Pieris marginalis)

Observer

pdcgal

Date

July 10, 2017 12:24 PM CDT

Photos / Sounds

What

Monarch (Danaus plexippus)

Observer

hpoutdoors

Date

October 6, 2020 05:36 PM MDT

Photos / Sounds

What

American White Admiral (Limenitis arthemis ssp. arthemis)

Observer

lordoftheland

Date

June 21, 2020 09:37 AM CDT

Description

burst

Photos / Sounds

What

Shasta Blue (Icaricia shasta)

Observer

lrowley

Date

July 18, 2020 04:17 PM MDT

Description

Sub-alpine

Photos / Sounds

What

Black Swallowtail (Papilio polyxenes)

Observer

juliepikulik

Date

August 18, 2020 02:11 PM UTC

Photos / Sounds

What

Edwards's Fritillary (Speyeria edwardsii)

Observer

kgamer

Date

August 18, 2020 08:11 AM MDT

Photos / Sounds

What

Clouded Sulphur (Colias philodice)

Observer

lumenal

Date

August 17, 2020 12:45 PM CDT

Photos / Sounds

What

Pine White (Neophasia menapia)

Observer

ericafranklin

Date

August 8, 2020 09:54 PM UTC

Place

Drake (Google, OSM)

Photos / Sounds

What

Taxiles Skipper (Lon taxiles)

Observer

go_outside

Date

September 3, 2009 09:04 AM MDT

Photos / Sounds

What

Nais Metalmark (Apodemia nais)

Observer

christian_nunes

Date

July 9, 2015 10:23 AM MDT

Photos / Sounds

What

Butterflies and Moths (Order Lepidoptera)

Observer

jenmeineke

Date

August 1, 2020

Photos / Sounds

What

Behr's Hairstreak (Satyrium behrii)

Observer

adrianj

Date

July 31, 2020 01:12 PM MDT

Photos / Sounds

What

Blue Copper (Tharsalea heteronea)

Observer

samaass

Date

July 21, 2020 11:58 AM MDT

Photos / Sounds

What

Arachne Checkerspot (Poladryas arachne)

Observer

nathangrosse

Date

July 17, 2020 11:36 AM MDT

Photos / Sounds

What

Black Swallowtail (Papilio polyxenes)

Observer

coloradocari

Date

July 12, 2020 10:30 AM MDT

Photos / Sounds

Observer

mike_h

Date

June 12, 2020 12:56 PM MDT

Photos / Sounds

What

Satyr Comma (Polygonia satyrus)

Observer

carol497

Date

June 30, 2020 04:52 PM MDT

Description

Butterfly perched in my backyard; white "comma" on underside of wings (see second picture)

Photos / Sounds

What

American Lady (Vanessa virginiensis)

Observer

kzybko

Date

June 21, 2020 01:18 PM MDT

Photos / Sounds

What

Hackberry Emperor (Asterocampa celtis)

Observer

pam-piombino

Date

June 17, 2020 10:48 PM MDT

Photos / Sounds

What

Hops Azure (Celastrina humulus)

Observer

christian_nunes

Date

June 2020

Photos / Sounds

What

Queen (Danaus gilippus)

Observer

katesees

Date

June 13, 2020 11:28 AM MDT

Photos / Sounds

What

Siva Juniper Hairstreak (Callophrys gryneus ssp. siva)

Observer

mlodinow

Date

May 30, 2020 09:50 AM MST

Photos / Sounds

What

Western Tailed-Blue (Cupido amyntula)

Observer

rox2ride

Date

May 27, 2020 03:03 PM MDT

Photos / Sounds

What

Monarch (Danaus plexippus)

Observer

trevko

Date

May 26, 2020 01:05 PM MDT

Description

Seen exploring newly emerged milkweed.

Photos / Sounds

What

Two-tailed Swallowtail (Papilio multicaudata)

Observer

fcrwx

Date

May 21, 2020 11:37 AM MDT

Photos / Sounds

Observer

eric_olson

Date

May 2020

Photos / Sounds

What

Sheridan's Hairstreak (Callophrys sheridanii)

Observer

emily474

Date

May 17, 2020 11:05 AM MDT

Photos / Sounds

What

Rocky Mountain Parnassian (Parnassius smintheus)

Observer

alainakrakowiak

Date

May 16, 2020 01:22 PM EDT

Photos / Sounds

What

Goatweed Leafwing (Anaea andria)

Date

May 13, 2020 03:48 PM CDT

Photos / Sounds

What

Yucca Giant-Skipper (Megathymus yuccae)

Observer

mike_h

Date

April 26, 2020

Photos / Sounds

What

West Coast Lady (Vanessa annabella)

Observer

brianodonnell1

Date

April 12, 2020 12:06 PM MDT

Photos / Sounds

Observer

t_shortell

Date

April 10, 2020 09:49 AM EDT

Photos / Sounds

What

Schryver's Elfin (Callophrys mossii ssp. schryveri)

Observer

christian_nunes

Date

April 2020

Description

One of three seen in a small area, along with one C. sheridanii.

Photos / Sounds

What

Milbert's Tortoiseshell (Aglais milberti)

Observer

lnixon001

Date

November 19, 2019 10:55 AM MST

Description

A lovely but lonely butterfly hanging on into late fall, near treeline on the Ice Lakes trail. It was perching on dried flower stalks and fluttering around a sunny meadow.

Photos / Sounds

Observer

nlblock

Date

August 28, 2003

Photos / Sounds

What

Monarch (Danaus plexippus)

Observer

bonjours2

Date

November 5, 2016 10:48 AM MDT

Description

Found along the Glenwood canyon bike trail on a dead milkweed plant. Given it was only about 40 deg and snow should be falling anytime now his prospects look grim.

Photos / Sounds

What

American Lady (Vanessa virginiensis)

Observer

roomthily

Date

November 1, 2014 03:01 PM MDT

Description

seems late?

Photos / Sounds

What

Western Pygmy-Blue (Brephidium exilis)

Observer

pam-piombino

Date

November 14, 2016 03:45 PM MST

Photos / Sounds

What

California Tortoiseshell (Nymphalis californica)

Observer

kateyoung

Date

March 18, 2020 12:03 PM MDT

Photos / Sounds

What

Banded Orange Heliconian (Dryadula phaetusa)

Observer

daniel119

Date

April 18, 2017 01:26 PM MDT

Description

Saw this at Carlsbad Caverns in NM today. Book says it's a rare vagrant in south Texas only, but here it is in southeast NM.

Photos / Sounds

What

Mourning Cloak (Nymphalis antiopa)

Observer

hiking33viking

Date

October 26, 2019 02:33 PM EDT

Photos / Sounds

What

Milbert's Tortoiseshell (Aglais milberti)

Observer

jeremiahlucas

Date

March 8, 2020 10:00 AM PDT

Photos / Sounds

What

Mourning Cloak (Nymphalis antiopa)

Observer

tresij

Date

January 25, 2020 04:00 PM MST

Photos / Sounds

What

Spicebush Swallowtail (Papilio troilus)

Observer

mmwebb

Date

February 22, 2020 02:33 PM MST

Photos / Sounds

What

Pipevine Swallowtail (Battus philenor)

Observer

alison_kondler

Date

June 3, 2017

Photos / Sounds

What

Uncas Skipper (Hesperia uncas)

Observer

birdingjulia

Date

August 5, 2018 06:43 PM CEST

Photos / Sounds

What

Western Pygmy-Blue (Brephidium exilis)

Observer

birdingjulia

Date

August 6, 2018 08:52 PM CEST

Photos / Sounds

What

Ridings' Satyr (Neominois ridingsii)

Observer

birdingjulia

Date

August 12, 2018 09:53 AM CEST

Photos / Sounds

What

Pipevine Swallowtail (Battus philenor)

Observer

roomthily

Date

June 26, 2015 11:57 AM MDT

Photos / Sounds

What

Lupine Blue (Icaricia lupini)

Observer

anthonyromano

Date

July 2, 2017 12:41 PM UTC

Photos / Sounds

What

Mormon Fritillary (Speyeria mormonia)

Observer

daavz

Date

September 25, 2019 01:57 PM MDT

Description

Black tipped antennas,shite eyeballs and silver spots on its wings; fuzzy abdomen

Photos / Sounds

What

Becker's White (Pontia beckerii)

Observer

xpda

Date

July 29, 2011 07:46 PM UTC

Photos / Sounds

What

Painted Lady (Vanessa cardui)

Observer

colbywolf

Date

November 3, 2019 07:33 PM MST

Photos / Sounds

What

Monarch (Danaus plexippus)

Observer

juliaryanp5

Date

October 13, 2019 11:03 AM EDT

Photos / Sounds

What

Orange Sulphur (Colias eurytheme)

Observer

mlodinow

Date

September 28, 2019 01:07 PM MST

Photos / Sounds

What

Red Admiral (Vanessa atalanta)

Observer

roomthily

Date

October 16, 2019 12:55 PM MDT

Photos / Sounds

What

Gulf Fritillary (Dione vanillae)

Observer

backpacker

Date

October 5, 2019 03:13 PM MDT

Photos / Sounds

What

Black Swallowtail (Papilio polyxenes)

Observer

yukoncornelius

Date

September 30, 2019 11:47 AM MDT

Photos / Sounds

What

California Tortoiseshell (Nymphalis californica)

Observer

sleepyeevee

Date

September 30, 2019 12:47 PM MDT

Description

Sorry if you guys keep seeing a bunch of pictures of pinned bugs, it's for a class

Photos / Sounds

What

Black Swallowtail (Papilio polyxenes)

Observer

katesees

Date

September 28, 2019 10:11 AM MDT

Photos / Sounds

What

Buckeyes & Pansies (Genus Junonia)

Observer

rob_sparks

Date

September 18, 2019 12:20 PM MDT

Photos / Sounds

What

Pine White (Neophasia menapia)

Observer

camelcreek

Date

September 15, 2019 12:34 PM MDT

Photos / Sounds

What

Monarch (Danaus plexippus)

Observer

shanb22

Date

August 17, 2019 09:21 AM MDT

Photos / Sounds

What

Rocky Mountain Parnassian (Parnassius smintheus)

Observer

jak2113

Date

June 17, 2014 04:16 PM EDT

Photos / Sounds

What

Pine White (Neophasia menapia)

Observer

greglasley

Date

September 10, 2019 01:06 PM CDT

Description

@upupamartin spotted this Pine White as we passed some small pine trees. First time I had seen the species.

Photos / Sounds

What

Regal Fritillary (Speyeria idalia)

Observer

vincent12

Date

August 2019

Photos / Sounds

Observer

suzanne11

Date

September 3, 2019 09:05 PM CST

Photos / Sounds

What

Sandhill Skipper (Polites sabuleti)

Observer

zachs

Date

August 25, 2019

Description

According to Jeffery Glassberg's "A Swift Guide To Butterflies, Second Edition" (Princeton University Press, 2017) there is an extremely range-restricted population of P. sabuleti in NE Colorado/SE Wyoming.

Photos / Sounds

What

Hackberry Emperor (Asterocampa celtis)

Observer

misskaileen

Date

August 30, 2019 03:01 PM CST

Photos / Sounds

What

Brown Elfin (Callophrys augustinus)

Observer

swhippss

Date

June 4, 2019 11:28 AM MDT

Description

Pollinator Hotshot training practice at CSU Mountain Campus

Photos / Sounds

What

Juniper Hairstreak (Callophrys gryneus)

Observer

kent_miller

Date

July 24, 2019 02:11 PM EDT

Photos / Sounds

What

Lupine Blue (Icaricia lupini)

Observer

tonnessen

Date

July 17, 2017 05:49 PM MDT

Photos / Sounds

What

Arrowhead Blue (Glaucopsyche piasus)

Date

June 29, 2019

Photos / Sounds

What

Leanira Checkerspot (Chlosyne leanira)

Observer

greengras2000

Date

May 31, 2019 01:17 PM PDT

Description

In the Colorado National Monument

Photos / Sounds

What

Canyonland Satyr (Cyllopsis pertepida)

Observer

ramblinghemlock

Date

May 31, 2019 11:46 AM MDT

Photos / Sounds

What

American Bison (Bison bison)

Observer

curiousstotle

Date

December 30, 2018 04:19 PM HST