This is a list of butterfly species and subspecies found in West Bengal, India.
Family: Papilionidae Subfamily: Papilioninae Tribe: Leptocircini
Genus: Graphium (swordtails, bluebottles and jays) Species: Graphium agamemnon (tailed jay) Subspecies: Graphium agamemnon agamemnon (Oriental tailed jay)
Species: Graphium agetes (four-bar swordtail) Subspecies: Graphium agetes agetes (Assam four-bar swordtail)
Species: Graphium antiphates (five-bar swordtail) Subspecies: Graphium antiphates pompilius (Indo-Chinese five-bar swordtail)
Species: Graphium aristeus (chain swordtail) Subspecies: Graphium aristeus anticrates (Assam chain swordtail)
Species: Graphium cloanthus (glassy bluebottle) Subspecies: Graphium cloanthus cloanthus (Himalayan glassy bluebottle)
Species: Graphium doson (common jay) Subspecies: Graphium doson axionides (Himalayan common jay)
Species: Graphium macareus (lesser zebra) Subspecies: Graphium macareus indicus (east Himalayan lesser zebra)
Species: Graphium nomius (spot swordtail) Subspecies: Graphium nomius nomius (Indian spot swordtail)
Species: Graphium sarpedon (common bluebottle) Subspecies: Graphium sarpedon sarpedon (Oriental common bluebottle)
Tribe: Papilionini
Genus: Papilio (swallowtails, mimes) Species: Papilio alcmenor (redbreast) Subspecies: Papilio alcmenor alcmenor (Khasi redbreast)
Species: Papilio bianor (common peacock) Subspecies: Papilio bianor ganesa (east Himalayan common peacock)
Species: Papilio castor (common raven) Subspecies: Papilio castor polias (Himalayan common raven)
Species: Papilio clytia (common mime) Subspecies: Papilio clytia clytia (Oriental common mime)
Species: Papilio crino (common banded peacock)
Species: Papilio demoleus (lime swallowtail) Subspecies: Papilio demoleus demoleus (northern lime swallowtail or lime butterfly)
Species: Papilio epycides (lesser mime) Subspecies: Papilio epycides epycides (Himalayan lesser mime)
Species: Papilio memnon (great Mormon) Subspecies: Papilio memnon agenor (continental great Mormon)
Species: Papilio nephelus (yellow Helen) Subspecies: Papilio nephelus chaon (Khasi yellow Helen)
Species: Papilio paris (Paris peacock) Subspecies: Papilio paris paris (Chinese Paris peacock)
Species: Papilio polymnestor (blue Mormon) Subspecies: Papilio polymnestor polymnestor (Indian blue Mormon)
Species: Papilio polytes (common Mormon) Subspecies: Papilio polytes romulus (Indian common Mormon)
Species: Papilio protenor (spangle) Subspecies: Papilio protenor euprotenor (Himalayan spangle)
Tribe: Teinopalpini
Genus: Meandrusa Species: Meandrusa payeni (yellow gorgon) Subspecies: Meandrusa payeni evan (Sikkim yellow gorgon)
Tribe: Troidini
Genus: Atrophaneura Species: Atrophaneura polyeuctes (common windmill) Subspecies: Atrophaneura polyeuctes polyeuctes (Sylhet common windmill)
Genus: Pachliopta Species: Pachliopta aristolochiae (common rose) Subspecies: Pachliopta aristolochiae aristolochiae (Indian common rose)
Genus: Troides Species: Troides helena (common birdwing) Subspecies: Troides helena cerberus (Khasi common birdwing)
Family: Pieridae Subfamily: Coliadinae Genus: Catopsilia (emigrants) Species: Catopsilia pomona (lemon emigrant or common emigrant) Subspecies: Catopsilia pomona pomona (Oriental lemon emigrant)
Species: Catopsilia pyranthe (mottled emigrant) Subspecies: Catopsilia pyranthe pyranthe (Oriental mottled emigrant)
Genus: Eurema (grass yellows) Species: Eurema andersonii (one-spot grass yellow) Subspecies: Eurema andersonii jordani (Sikkim one-spot grass yellow or Jordan's grass yellow)
Species: Eurema hecabe (common grass yellow) Subspecies: Eurema hecabe hecabe (Oriental common grass yellow)
Genus: Gandaca Species: Gandaca harina (tree yellow) Subspecies: Gandaca harina assamica (Assam tree yellow)
Subfamily: Pierinae Tribe: Anthocharidini
Genus: Hebomoia Species: Hebomoia glaucippe (great orange-tip) Subspecies: Hebomoia glaucippe glaucippe (Oriental great orange-tip)
Tribe: Leptosiaini
Genus: Leptosia Species: Leptosia nina (psyche) Subspecies: Leptosia nina nina (Oriental psyche)
Tribe: Pierini
Genus: Appias Species: Appias albina (common albatross) Subspecies: Appias albina darada (Sylhet common albatross)
Species: Appias lalage (spot puffin) Subspecies: Appias lalage lalage (Himalayan spot puffin)
Species: Appias libythea (western striped albatross)
Species: Appias lyncida (chocolate albatross) Subspecies: Appias lyncida eleonora (Indo-Chinese chocolate albatross)
Genus: Delias (Jezebels) Species: Delias acalis (redbreast Jezebel) Subspecies: Delias acalis pyramus (Himalayan redbreast Jezebel)
Species: Delias agostina (yellow Jezebel) Subspecies: Delias agostina agostina (Sikkim yellow Jezebel)
Species: Delias belladonna (hill Jezebel) Subspecies: Delias belladonna ithiela (Sikkim hill Jezebel)
Species: Delias descombesi (red-spot Jezebel) Subspecies: Delias descombesi descombesi (Vietnamese red-spot Jezebel)
Species: Delias eucharis (Indian Jezebel)
Species: Delias hyparete (painted Jezebel) Subspecies: Delias hyparete indica (Indian painted Jezebel)
Species: Delias pasithoe (red-base Jezebel) Subspecies: Delias pasithoe pasithoe (Chinese red-base Jezebel)
Genus: Prioneris Species: Prioneris philonome (redspot sawtooth) Subspecies: Prioneris philonome clemanthe (Burmese redspot sawtooth)
Species: Prioneris thestylis (spotted sawtooth) Subspecies: Prioneris thestylis thestylis (Himalayan spotted sawtooth)
Tribe: Teracolini
Genus: Ixias Species: Ixias pyrene (yellow orange-tip) Subspecies: Ixias pyrene familiaris (east Himalayan yellow orange-tip)
Family: Nymphalidae Subfamily: Apaturinae Tribe: Apaturini
Genus: Euripus Species: Euripus nyctelius (courtesan) Subspecies: Euripus nyctelius nyctelius (Sylhet Circe)
Genus: Hestinalis Species: Hestinalis nama (Circe) Subspecies: Hestinalis nama nama (Sylhet courtesan)
Genus: Mimathyma Species: Mimathyma ambica (Indian purple emperor)
Genus: Rohana (princes) Species: Rohana parisatis (black prince) Subspecies: Rohana parisatis parisatis (Assam black prince)
Subfamily: Biblidinae Tribe: Danaini
Genus: Ariadne (castors) Species: Ariadne ariadne (angled castor) Subspecies: Ariadne ariadne indica (Indian angled castor)
Species: Ariadne merione (common castor) Subspecies: Ariadne merione tapestrina (intricate common castor)
Subfamily: Charaxinae Genus: Charaxes (rajahs and nawabs) Species: Charaxes arja (pallid nawab) Subspecies: Charaxes arja arja (Bengal pallid nawab)
Species: Charaxes bernardus (tawny rajah) Subspecies: Charaxes bernardus hierax (variable tawny rajah)
Charaxes athamas (common nawab)
Species: Charaxes eudamippus (great nawab) Subspecies: Charaxes eudamippus eudamippus (Himalayan great nawab)
Species: Charaxes marmax (yellow rajah) Subspecies: Charaxes marmax marmax (Sylhet yellow rajah)
Species: Charaxes solon (black rajah) Subspecies: Charaxes solon solon (pale black rajah)
Subfamily: Cyrestinae Genus: Cyrestis (maps) Species: Cyrestis thyodamas (map butterfly) Subspecies: Cyrestis thyodamas thyodamas (Oriental map butterfly)
Subfamily: Danainae Tribe: Danaini
Genus: Danaus Species: Danaus chrysippus (plain tiger) Subspecies: Danaus chrysippus chrysippus (Oriental plain tiger)
Species: Danaus genutia (striped tiger) Subspecies: Danaus genutia genutia (Oriental striped tiger)
Species: Euploea klugii (king crow) Subspecies: Euploea klugii kollari (brown king crow)
Species: Euploea radamanthus (magpie crow) Subspecies: Euploea radamanthus radamanthus (Oriental magpie crow)
Species: Euploea sylvester (magpie crow) Subspecies: Euploea sylvester hopei (Cachar double-branded blue crow)
Species: Euploea mulciber (striped blue crow) Subspecies: Euploea mulciber mulciber (Bengal striped blue crow)
Genus: Parantica Species: Parantica aglea (glassy tiger) Subspecies: Parantica aglea melanoides (Himalayan glassy tiger)
Species: Parantica melaneus (chocolate tiger) Subspecies: Parantica melaneus plataniston (Himalayan chocolate tiger)
Genus: Tirumala Species: Tirumala limniace (blue tiger) Subspecies: Tirumala limniace exoticus (Oriental blue tiger)
Species: Tirumala septentrionis (dark blue tiger) Subspecies: Tirumala septentrionis septentrionis (Oriental dark blue tiger)
Subfamily: Heliconiinae Tribe: Acraeini
Genus: Acraea Species: Acraea terpsicore (tawny coster)
Genus: Cethosia Species: Cethosia biblis (red lacewing) Subspecies: Cethosia biblis tisamena (Himalayan red lacewing)
Species: Cethosia cyane (leopard lacewing) Subspecies: Cethosia cyane cyane (Bengal leopard lacewing)
Tribe: Argynnini
Genus: Argynnis Species: Argynnis hyperbius (tropical fritillary) Subspecies: Argynnis hyperbius hyperbius (Chinese tropical fritillary)
Tribe: Vagrantini
Genus: Cirrochroa Species: Cirrochroa aoris (large yeoman) Subspecies: Cirrochroa aoris aoris (Himalayan large yeoman)
Species: Cirrochroa tyche (common yeoman) Subspecies: Cirrochroa tyche mithila (Bengal common yeoman)
Genus: Phalanta Species: Phalanta phalantha (common leopard) Subspecies: Phalanta phalantha phalantha (Oriental common leopard)
Genus: Vagrans Species: Vagrans egista (vagrant) Subspecies: Vagrans egista sinha (Himalayan vagrant)
Genus: Vindula Species: Vindula erota (cruiser) Subspecies: Vindula erota erota (Thai cruiser)
Subfamily: Limenitidinae Tribe: Adoliadini
Genus: Euthalia Species: Euthalia lubentina (gaudy baron) Subspecies: Euthalia lubentina lubentina (Chinese gaudy baron)
Species: Euthalia monina (powdered baron) Subspecies: Euthalia monina kesava (Assam powdered baron)
Species: Euthalia phemius (white-edged blue baron) Subspecies: Euthalia phemius phemius (Sylhet white-edged blue baron)
Genus: Symphaedra Species: Symphaedra nais (baronet)
Genus: Tanaecia Species: Tanaecia jahnu (plain earl) Subspecies: Tanaecia jahnu jahnu (Darjeeling plain earl)
Species: Tanaecia julii (common earl) Subspecies: Tanaecia julii appiades (changeable common earl)
Species: Tanaecia lepidea (grey count) Subspecies: Tanaecia lepidea lepidea (Himalayan grey count)
Tribe: Limenitidini
Genus: Athyma Species: Athyma cama (orange staff sergeant) Subspecies: Athyma cama cama (Himalayan orange staff sergeant)
Species: Athyma inara (colour sergeant) Subspecies: Athyma inara inara (Himalayan colour sergeant)
Genus: Auzakia Species: Auzakia danava (commodore) Subspecies: Auzakia danava danava (Indian commodore)
Genus: Lebadea Species: Lebadea martha (knight) Subspecies: Lebadea martha martha (Thai knight)
Genus: Moduza Species: Moduza procris (commander) Subspecies: Moduza procris procris (Oriental commander)
Genus: Parasarpa Species: Parasarpa dudu (white commodore) Subspecies: Parasarpa dudu dudu (Sylhet white commodore)
Tribe: Neptini
Genus: Lasippa Species: Lasippa viraja (yellowjack sailer) Subspecies: Lasippa viraja viraja (Bengal yellowjack sailer)
Genus: Neptis Species: Neptis hylas (common sailer) Subspecies: Neptis hylas varmona (Indian common sailer)
Species: Neptis zaida (pale green sailer) Subspecies: Neptis zaida bhutanica (east Himalayan pale green sailer)
Genus: Pantoporia Species: Pantoporia hordonia (common lascar) Subspecies: Pantoporia hordonia hordonia (Oriental common lascar)
Subfamily: Nymphalinae Tribe: Junoniini
Genus: Hypolimnas Species: Hypolimnas bolina (great eggfly) Subspecies: Hypolimnas bolina jacintha (Oriental great eggfly)
Genus: Junonia Species: Junonia almana (peacock pansy) Subspecies: Junonia almana almana (Oriental peacock pansy)
Species: Junonia atlites (grey pansy) Subspecies: Junonia atlites atlites (Oriental grey pansy)
Species: Junonia hierta (yellow pansy)