List of butterflies of Sikkim

This is a tentative list of butterfly species and subspecies found in Sikkim, an Indian state in northeast India.
Family: Papilionidae.
Subfamily: Papilioninae.
Tribe: Leptocircini
Genus: "Graphium" (swordtails, bluebottles and jays).
Species: "Graphium cloanthus" (glassy bluebottle).
Subspecies: "Graphium cloanthus cloanthus" (Himalayan glassy bluebottle)
Tribe: Papilionini
Species: "Papilio bianor" (common peacock).
Subspecies: "Papilio bianor ganesa" (east Himalayan common peacock)
Species: "Papilio helenus" (red Helen).
Subspecies: "Papilio helenus helenus" (Oriental red Helen)
Species: "Papilio nephelus" (yellow Helen).
Subspecies: "Papilio nephelus chaon" (Khasi yellow Helen)
Family: Pieridae.
Subfamily: Pierinae.
Tribe: Pierini
Genus: "Delias" (Jezebels).
Species: "Delias agostina" (yellow Jezebel).
 Subspecies: "Delias agostina agostina" (Sikkim yellow Jezebel)
Genus: "Pieris".
Species: "Pieris canidia" (Asian cabbage white).
 Subspecies: "Pieris canidia indica" (Indian cabbage white)
Family: Lycaenidae.
Subfamily: Miletinae.
Tribe: Miletini
Genus: "Allotinus".
Species: "Allotinus drumila" (crenulate mottle).
Subspecies: "Allotinus drumila drumila" (Himalayan Crenulate Mottle)
Subfamily: Polyommatinae.
Tribe: Polyommatini
Genus: "Acytolepis".
Species: "Acytolepis puspa" (common hedge blue).
Subspecies: "Acytolepis puspa gisca" (Himalayan common hedge blue)
Genus: "Jamides".
Species: "Jamides alecto" (metallic cerulean).
Subspecies: "Jamides alecto eurysaces" (Himalayan metallic cerulean)
Subfamily: Theclinae.
Tribe: Hypolycaenini
Genus: "Hypolycaena".
Species: "Hypolycaena kina" (blue tit).
Subspecies: "Hypolycaena kina kina" (Darjeeling blue tit)
Family: Nymphalidae.
Subfamily: Heliconiinae.
Tribe: Acraeini
Subfamily: Limenitidinae.
Tribe: Adoliadini
Genus: "bassarona".
Species: "Bassarona durga" (blue duke).
Subspecies: "bassarona durga durga" (Himalayan blue duke)
Species: "Tanaecia julii" (common earl).
Subspecies: "Tanaecia julii appiades" (changeable common earl)
Tribe: Limenitidini
Genus: "Athyma".
Species: "Athyma jina" (Bhutan sergeant).
Subspecies: "Athyma jina jina" (sullied Bhutan sergeant)
Subfamily: Nymphalinae.
Tribe: Junoniini
Genus: "Junonia".
Species: "Junonia iphita" (chocolate pansy).
Tribe: Nymphalini
Genus: "Aglais".
Species: "Aglais caschmirensis" (Indian tortoiseshell).
Subspecies: "Aglais caschmirensis aesis" (Himalayan tortoiseshell)
Subfamily: Pseudergolinae.
Tribe: Pseudergolini
Subfamily: Satyrinae.
Tribe: Elymniini
Genus: "Elymnias".
Species: "Elymnias malelas" (spotted palmfly).
Subspecies: "Elymnias malelas malelas" (Bengal spotted palmfly)
Tribe: Satyrini
Genus: "Lethe".
Species: "Lethe verma" (straight-banded treebrown).
Subspecies: "Lethe verma sintica" (east Himalayan straight-banded treebrown)
Family: Riodinidae.
Subfamily: Nemeobiinae.
Tribe: Abisarini
Genus: "Abisara".
Species: "Abisara chela" (spot Judy).
Subspecies: "Abisara chela chela" (Sikkim spot Judy)
Tribe: Nemeobiini
Genus: "Zemeros".
Species: "Zemeros flegyas" (Punchinello).
Subspecies: "Zemeros flegyas flegyas" (Himalayan Punchinello)
Family: Hesperiidae.
Subfamily: Hesperiinae.
Tribe: Aeromachini
Genus: "Zographetus".
Species: "Zographetus ogygia" (purple-spotted flitter).
Subspecies: "Zographetus ogygia ogygia" (continental purple-spotted flitter)
Tribe: Baorini
Genus: "Polytremis".
Species: "Polytremis eltola" (yellow-spot swift).
Subspecies: "Polytremis eltola eltola" (Darjeeling yellow-spot swift)
Tribe: Taractrocerini
Subfamily: Pyrginae.
Tribe: Tagiadini
Genus: "Tagiades".
Species: "Tagiades menaka" (spotted snow flat).
"'Subspecies: "Tagiades menaka menaka" (Bengal spotted snow flat)