This is a list of the butterflies of Laos.

Families

Papilionidae—swallowtail butterflies Pieridae—yellow-white butterflies Nymphalidae—brush-footed butterflies Lycaenidae—blues, hairstreaks and gossamer-winged butterflies Riodinidae—metalmark butterflies Hesperiidae—skipper butterflies

Family Papilionidae Subfamily Parnassiinae

Bhutan glory (Bhutanitis lidderdalii)

Subfamily Papilioninae

Brown gorgon (Meandrusa sciron) Yellow gorgon (Meandrusa payeni) Kaiser-i-Hind (Teinopalpus imperialis) Glassy bluebottle (Graphium cloanthus) Common bluebottle (Graphium sarpedon) Common jay (Graphium doson) Lesser jay (Graphium evemon) Great jay (Graphium eurypylus) Veined jay (Graphium eurypylus) Veined jay (Graphium chironides) Tailed jay (Graphium agamemnon) Spotted jay (Graphium arycles) Fourbar swordtail (Graphium agetes) Spot swordtail (Graphium nomius) Five-bar swordtail (Graphium antiphates) Laos swordtail (Graphium phidias) Lesser zebra (Graphium macareus) Great zebra (Graphium xenocles) Spotted zebra (Graphium megarus) Yellow spotted swordtail (Graphium mullah) White dragontail (Lamproptera curius) Green dragontail (Lamproptera meges) Tawny mime (Papilio agestor) Lesser mime (Papilio epycides) Blue striped mime (Papilio slateri) Common mime (Papilio clytia) Great blue mime (Papilio paradoxa) Lime butterfly (Papilio demoleus) Common yellow swallowtail (Papilio machaon) Banded swallowtail (Papilio demolion) Noble swallowtail (Papilio noblei) Common raven (Papilio castor) Yellow Hellen (Papilio nephelus) Red Hellen (Papilio helenus) Common Mormon (Papilio polytes) Great Mormon (Papilio memnon) Tailed redbreast (Papilio bootes) Spangle (Papilio protenor) Paris peacock (Papilio paris) Common peacock (Papilio polyctor) Common batwing (Atrophaneura varuna) Lesser batwing (Atrophaneura aidoneus) Black windmill (Atrophaneura crassipes) Common clubtail (Losaria coon) Lao windmill (Byasa laos) Adamson's rose (Byasa adamsoni) Common windmill (Byasa polyeuctes) Common birdwing (Troides helena) Golden birdwing (Troides aeacus) Common rose (Pachliopta aristolochiae)

Family Pieridae Subfamily: Coliadinae

Orange emigrant (Catopsilia scylla) Mottled emigrant (Catopsilia pyranthe) Common emigrant (Catopsilia pomona) Tailed sulphur (Dercas verhuelli) Tree yellow (Gandaca harina) Common grass yellow (Eurema hecabe) Three-spot grass yellow (Eurema blanda) Scarce changeable grass yellow (Eurema simulatrix sarinoides) (Fruhstorfer, 1910) Chocolate grass yellow (Eurema sari) (Moore, 1886) Anderson's grass yellow (Eurema andersoni sadanobui) (Shirôzu & Yata, 1982)

Subfamily: Pierinae

Psyche (Leptosia nina) (Fabricius, 1793) Vietnam Jezebel (Delias vietnamensis) (Monastyrskii & Devyatkin, 2000) White-streaked Jezebel (Delias lativitta tai) (Yoshino, 1999) Pale Jezebel (Delias sanaca) (Moore, 1857) Redspot Jezebel (Delias descombesi) (Boisduval, 1836) Painted Jezebel (Delias hyparete) (Linnaeus, 1758) Common gull (Cepora nerissa) (Fabricius, 1775) Lesser gull (Cepora nadina) (Lucas, 1852) Spotted sawtooth (Prioneris thestylis) (Doubleday, 1842) Eastern striped albatross (Appias olferna) (Swinhoe, 1890) Chocolate albatross (Appias lyncida) (Cramer, 1779) Orange albatross (Appias nero) (Butler, 1867) Indian orange albatross (Appias galba) (Wallace, 1867) Common albatross (Appias albina) (Boisduval, 1836) Plain puffin (Appias indra) (Moore, 1858) Large cabbage white (Pieris brassicae) (Gray, 1846) Small cabbage white (Pieris rapae) (Boisduval, 1836) Green veined white (Artogeia erutae) (Verity, 1911) Yellow orange tip (Ixias pyrene) (Linnaeus, 1764) Great orange tip (Hebomoia glaucippe) (Linnaeus, 1758) Pale wanderer (Pareronia avatar) (Moore, 1858) Common wanderer (Pareronia valeria) (Butler, 1879)

Family Lycaenidae Subfamily: Poritiinae

Common gem (Poritia hewitsoni ampsaga) (Fruhstorfer, 1912)

Subfamily: Curetinae

Bright sunbeam (Curetis bulis) (Westwood, 1851) Tonkin sunbeam (Curetis tonkina) (Evans, 1954)

Subfamily: Lycaeninae

Purple sapphire (Heliophorus epicles latilimbata) (Fruhstorfer, 1908)

Subfamily: Miletinae

Siam brownie (Miletus archilochus siamensis) (Godfrey, 1916) Mallus brownie (Miletus mallus mallus) (Fruhstorfer, 1913) Corbet's darkie (Allotinus corbeti) (Eliot, 1956) Crenulate darkie (Allotinus drumila) (Moore, 1865) Blue darkie (Allotinus subviolaceus subviolaceus) Felder & Felder, Moore's darkie (Allotinus substrigosus substrigosus) (Moore, 1884) Lesser darkie (Allotinus unicolor rekkia) Riley & Godfrey, 1921 Dark mottle (Logania distanti massalia) Doherty, 1891 Pale mottle (Logania marmorata marmorata) Moore, 1884 Watson's mottle (Logania watsoniana) de Niceville, 1898 Apefly (Spalgis epeus epeus) (Moore, 1878)

Subfamily: Polyommatinae

Common Pierrot (Castalius rosimon rosimon) (Fabricius, 1775) Spotted Pierrot (Tarucus callinara) Butler, 1886 Pea blue (Lampides boeticus) (Linnaeus, 1767) Straight Pierrot (Caleta roxus roxana) (de Niceville, 1897) Elbowed Pierrot (Caleta elna noliteia) (Fruhstorfer, 1918) Angled Pierrot (Caleta decidia decidia) (Hewitson, ) Banded blue Pierrot (Discolampa ethion ethion) (Westwood, ) Short-tailed blue (Everes argiades diporides) Chapman, 1909 Indian Cupid (Everes lacturnus lacturnus) (Godart, ) Dusky blue Cupid (Everes huegelii dipora) Moore, 1865) Prized hedge blue (Udara dilecta dilecta) (Moore, 1879) Howarth's hedge blue (Udara placidula howarthi) (Cantlie & Norman, 1960) White hedge blue (Udara akasa sadanobui) Eliot & Kawazoe, 1983 Bicolored hedge blue (Udara selma cerima) (Corbet, 1937) Albocerulean (Udara albocaerulea albocaerulea) (Moore, 1879) Common hedge blue (Acytolepis puspa gisca) (Fruhstorfer, 1910) Hampson's hedge blue (Acytolepis lilacea indochinensis) Eliot & Kawazoe, 1983 Margined hedge blue (Celatoxia marginata marginata) (de Niceville, ) Plain hedge blue (Celastrina lavendularis limbata) (Moore, 1879) Metallic hedge blue (Callenya melaena melaena) (Doherty, 1899) Swinhoe's hedge blue (Monodontides musina pelides) (Fruhstorfer, 1910) Lesser grass blue (Zizina otis sangra) (Moore, ) Pale grass blue (Zizeeria maha maha) (Kollar, ) Dark grass blue (Zizeeria karsandra) (Moore, 1865) Tiny grass blue (Zizula hylax hylax) (Fabricius, 1775) Black spotted grass blue (Famegana alsulus eggletoni) (Corbet, 1941) Oriental grass jewel (Chilades putli) (Kollar, ) Lime blue (Chilades lajus lajus) (Stoll, ) Plains Cupid (Luthrodes pandava pandava) (Horsfield, ) Gram blue (Euchrysops cnejus) (Fabricius, 1798) Forget-me-not (Catochrysops strabo strabo) (Fabricius, 1793) Zebra blue (Leptotes plinius) (Fabricius, 1793) Dark cerulean (Jamides bochus bochus) (Stoll, ) Common cerulean (Jamides celeno celeno (Cramer, ) White cerulean (Jamides pura pura) (Moore, 1886) Glistering cerulean (Jamides elpis pseudelpis) (Butler, ) Royal cerulean (Jamides caeruleus caeruleus) (H. Druce, 1873) Metallic cerulean (Jamides alecto alocina) Swinhoe, 1915 White line blue (Nacaduba angusta albida) Riley & Godfrey, 1925 Rounded six-line blue (Nacaduba berenice aphya) Fruhstorfer, 1916 Opaque six-line blue (Nacaduba beroe gythion) Fruhstorfer, 1916 Transparent six-line blue (Nacaduba kurava euplea) Fruhstorfer, 1916 Large four-line blue (Nacaduba pactolus continentalis) Fruhstorfer, 1916 Violet four-line blue (Nacaduba subperusia lysa) Fruhstorfer, 1916 Jewel four-line blue (Nacaduba sanaya naevia) Toxopeus, 1929 Pointed lineblue (Ionolyce helicon merguiana) (Moore, 1884) Banded lineblue (Prosotas aluta coelestis) (Wood-Mason & de Niceville, ) Bhutya lineblue (Prosotas bhutea bhutea) (de Niceville, ) Tailess lineblue (Prosotas dubiosa indica) (Evans, 1925) Dark-based lineblue (Prosotas gracilis ni) (de Niceville, 1902) Brown lineblue (Prosotas lutea sivoka) (Evans, 1910) Common lineblue (Prosotas nora ardates) (Moore, ) White-tipped lineblue (Prosotas noreia hampsoni) (de Niceville, 1885) Margined lineblue (Prosotas pia marginata) Tite, 1963 Dingy lineblue (Petrelaea dana) (de Niceville, ) Una (Una usta usta) (Distant, 1886) Chinese straight-wing blue (Orthomiella rantaizana rovorea) (Fruhstorfer, 1918) Straight-wing blue (Orthomiella pontis fukienensis) Forster, 1941 White-banded Pierrot (Niphanda asialis) (de Niceville, 1895) Pointed Pierrot (Niphanda cymbia cymbia) de Niceville, Large pointed Pierrot (Niphanda tessellata tessellata) Moore, Ciliate blue (Anthene emolus emolus) (Godart, ) White ciliate blue (Anthene licates dusuntua) Corbet, 1940 Pointed ciliate blue (Anthene lycaenina lycambes) (Hewitson, )

Subfamily: Theclinae

Evan's silverline (Cigaritis evansii ayuthia) (Murayama & Kimura, 1990) Pale-banded silverline (Cigaritis learmondi) (Tytler, 1940) Aroon's silverline (Cigaritis leechi arooni) (Murayama & Kimura, 1990) Long-banded silverline (Cigaritis lohita himalayanus) (Moore, 1884) Karen silverline (Cigaritis maximus) (Elwes, ) Laos silverline (Cigaritis miyamotoi) Saito & Seki, 2008 Silver-red silverline (Cigaritis rukma) (de Niceville, ) Fruhstorfer's silverline (Cigaritis seliga) (Fruhstorfer, ) Club silverline (Cigaritis syama peguanus) (Moore, 1884) Aberrant silverline (Cigaritis vixinga davidsoni) (Talbot, 1936) Common silverline (Cigaritis vulcanus tavoyana) (Evans, 1925) Brown yamfly (Drina donina donina) (Hewitson, ) White imperial (Neomyrina nivea hiemalis) (Godman & Salvin, 1878) Yamfly (Loxura atymnus continentalis) Fruhstorfer, Branded yamfly (Yasoda tripunctata tripunctata) (Hewitson, ) Fruhstorfer's yamfly (Yasoda androconifera) Fruhstorfer, Cardinal (Thamala marciana marciana) (Hewitson, ) Common imperial (Cheritra freja evansi) Cowan, 1965 Truncate imperial (Cheritrella truncipennis) de Niceville, 1887 Blue imperial (Ticherra acte acte) (Moore, ) Siamese onyx (Ahmetia achaja achaja) (Fruhstorfer, ) Common posy (Drupadia ravindra boisduvalii) Moore, 1884 Dark posy (Drupadia theda fabricii) Moore, 1884 Blue posy (Drupadia scaeva cooperi) (Tytler, 1940) Silverstreak blue (Iraota timoleon timoleon) (Stoll, ) Scarce silverstreak (Iraota rochana boswelliana) Distant, 1885 Blue leafblue (Amblypodia narada taooana) Moore, Purple leafblue (Amblypodia anita anita) Hewitson, 1862 Pale bushblue (Arhopala aberrans) (de Niceville, ) Aberrant bushblue (Arhopala abseus indicus) Riley, 1923 Tytler's dull oakblue (Arhopala ace arata) Tytler, 1915 Large oakblue (Arhopala amantes amatrix) de Niceville, 1891 Centaur oakblue (Arhopala centaurus nakula) (Felder & Felder, 1860) Large metallic oakblue (Arhopala aedias meritatas) Corbet, 1941 Purple-glazed oakblue (Arhopala agaba) (Hewitson, 1862) De Niceville's oakblue (Arhopala agrata binghami) Corbet 1946 White-stained oakblue (Arhopala aida aida) de Niceville, 1889 Purple broken-band oakblue (Arhopala alitaeus mirabella) Doherty, 1889 Magnificent oakblue (Arhopala anarte anarte) (Hewitson, 1862) Anthelus bushblue (Arhopala anthelus) (Westwood, ) Small tailless oakblue (Arhopala antimuta antimuta) Felder & Felder, Purple-brown tailless oakblue (Arhopala arvina aboe) de Niceville, 1895(Hewitson, ) Plain tailless oakblue (Arhopala asopia) (Hewitson, ) Broad-banded oakblue (Arhopala asinarus asinarus) Felder & Felder, Tailed disc oakblue (Arhopala atosia jahara) Corbet, 1941 Dark broken-band oakblue (Arhopala atrax) (Hewitson, 1862) Grey-washed oakblue (Arhopala aurelia) (Evans, 1925) Powered oakblue (Arhopala bazalus teesta) (de Niceville, 1886) Burmese bushblue (Arhopala birmana birmana) (Moore, ) White-dot oakblue (Arhopala democritus democritus) (Fabricius, 1793) Frosted oakblue (Arhopala dispar dispar) Riley & Godfrey, 1921 Violetdisc oakblue (Arhopala epimete duessa) Doherty, 1889 Green oakblue (Arhopala eumolphus eumolphus) (Cramer, ) Spotless oakblue (Arhopala fulla ignara) Riley & Godfrey, 1921 Tailess bushblue (Arhopala ganesa watsoni) Evans, 1912 Doherty's green oakblue (Arhopala hellenore hellenore) Doherty, 1889 Doherty's dull oakblue (Arhopala khamti) Doherty, 1891 Pale yellow oakblue (Arhopala moolaiana maya) (Evans, 1932)