A tentative table of Columbia County NY butterflies, with indications of their status.
	C. Vispo (with input from Harry Zirlin) May 2009
Most ecological & flight information from Mass. Butterfly Atlas (http://massaudubon.org/butterflyatlas/allbutterflies.php) and Cech & Tudor
		potentially on farm, some evidence of decline or rarity
		potentially on farm, strong evidence of major decline or definite rarity
		wetlands (inc. marshes, flooded forest, stream banks); some evidence of decline or rarity
		wetlands (inc. marshes, flooded forest, stream banks); strong evidence of decline or rarity
		woodlands; markedly rare or declining
		effectively extinct in the region
	Common Name	Scientific Name	Documentation	Apparent Abundance in County	Flight Time	Caterpillar Food	Habitat
	HESPERIIDAE
	Hoary Edge	Achalarus lycidas	documented by others	rare	June-July	legumes, e.g tick trefoil	old field brush, edges
	Skipper, Pepper & Salt	Ambylscirties hegon	unrecorded but possible	unseen	May - June	grasses	woodland openings
	Skipper, Roadside	Ambyluscirtes vialis	documented by others	rare	late May-mid June	grasses	woodland openings
	Skipper, Deleware	Anatrytone logan	recorded by FEP	rare	mainly July	Little Bluestem, Switch Grass, other grasses?	varied, dry to wet
	Skipper, Least	Ancyloxypha numitor	recorded by FEP	common	June - Oct	grasses	wet, tall grass
	Sachem	Atalopedes campestris	recorded by FEP	rare	vagrant; obsvd. once in Sept	wide range of grasses	ca. any disturbed grassy area
	Skipper, Dusted	Atrytonopsis hianna	unrecorded but possible	unseen	May - June	bluestems	dry, open
	Skipper, Arctic	Carterocephalus palaemon	unrecorded but possible	unseen	late May to Mid-June	grasses	grasses near woods
	Skipper, Silver-spotted	Epargyreus clarus	recorded by FEP	common	June-Aug	black locust	ca. any open but favors brushy
	Duskywing, Wild Indigo	Erynnis baptisiae	recorded by FEP	occasional	May-Aug	wild indigo and now alfalfa	open (orig barrens)
	Duskywing, Sleepy	Erynnis brizo	unrecorded but possible	unseen	May	scrub oak	balds, barrens
	Duskywing, Horace's	Erynnis horatius	documented by others	rare	May, June, Sept	oak	dry,open oak woods
	Duskywing, Dreamy	Erynnis icelus	documented by others	rare	mid-May - June	willows, aspen, black locust	open woods & edges
	Duskywing, Juvenal's	Erynnis juvenalis	recorded by FEP	common	late April-early June	oaks	varied open, usuallynot wet or dist'd
	Duskywing, Columbine	Erynnis lucilius	unrecorded but possible	unseen	May-June, July	Columbine	where host plant
	Duskywing, Mottled	Erynnis martialis	documented by others	rare	May-June, July-August	NJ Tea	open, dry woods
	Skipper, Two spotted	Euphyes bimacula	unrecorded but possible	unseen	late June-July	sedges, esp. hairy-fruited sedge	wetlands
	Dash, Black	Euphyes conspicua	recorded by FEP	occasional	late April - early June	sedges	sedgy wetlands
	Skipper, Dion	Euphyes dion	unrecorded but possible	unseen	July	sedges	wetlands
	Skipper, Dun	Euphyes vestris	recorded by FEP	occasional	July-Aug	sedges, maybe grasses	varied but tending towards moist areas
	Skipper, Leonard's	Hesperia leanardus	recorded by FEP	rare	end of Aug/early Sept	native grasses such as Little Bluestem	dry upland oft near moist nectaries
	Skipper, Cobweb	Hesperia metea	unrecorded but possible	unseen	May - June	bluestem	dry fields
	Skipper, Indian	Hesperia sassacus	documented by others	rare	May - June	grasses, inc. bluestem	dry, often shrubby,  fields
	Skipper, Fiery	Hylephila phyleus	unrecorded but possible	unseen	Sept-Oct	grasses	sunny upland
	Common Sootywing	Pholisora catullus	recorded by FEP	common	mid-May - mid June; late July-Aug	lamb's quarters & others	open
	Skipper, Hobomok	Poanes hobomok	recorded by FEP	common	late May - early July	grasses	us'ly in or near woods
	Mulberry Wing	Poanes massasoit	recorded by FEP	patchy	mid July - early Aug	sedges	sedgy wetlands
	Skipper, Broadwing	Poanes viator	recorded by FEP	occasional	mid-July - Aug	reeds, sedges, wild rice	mainly coastal but spreading inland with Phragmites
	Skipper, Zabulon	Poanes zabulon	recorded by FEP	rare	late May-mid June; mid Aug-mid Sept	grasses	shrubby
	Dash, Long	Polites mystic	recorded by FEP	occasional	early June-early July; Aug	grasses	open grassy oft moist
	Skipper, Crossline	Polites origines	recorded by FEP	occasional	late June-early Aug	grasses	dry and moist fields
	Skipper, Peck's	Polites peckius	recorded by FEP	common	late May - Sept	grasses	ca. any grassland
	Skipper, Tawny-edged	Polites themistocles	recorded by FEP	common	late May -mid July; early Aug - Sept	grasses	grassy oft moist
	Little Glassywing	Pompeius verna	recorded by FEP	occasional	late June-July	Purple Top & ?? Other grasses	open , often moist areas
	Skipper, Common Checkered	Pyrgus communis	recorded by FEP	abundant in some years	mid May - Sept	mallows	open, sunny low veg, oft with open soil, dist'd
	Cloudywing, Southern	Thorybes bathyllus	documented by others	rare	early June-mid July	legumes	open areas
	Cloudywing, Northern	Thorybes pylades	recorded by FEP	occasional	late May - early July	clovers & other legumes	"scrubby fields"
	Skipper, European	Thymleicus lineola	recorded by FEP	common	June-July	timothy & other introd grasses	ca any open, esp moist
	Northern Broken-dash	Wallengrenia egeremet	recorded by FEP	rare	early June-mid Aug	panic grasses	grassland oft near woods and moist
	LYCAENIDAE
	Elfin, Brown	Callophrys augustinus	unrecorded but possible	unseen	May	heath family	barrens, dry woods
	Hairstreak, Juniper	Callophrys gryneus	recorded by FEP	rare	mid May - June; Aug	red cedar	open uplands with Juniperus
	Hairstreak, Red-banded	Calycopis cecrops	unrecorded but possible	unseen	May-June; Aug-Sept	sumach,oaks,other?	open
	Azure, Spring-Summer	Celastrina ladon	recorded by FEP	common	April-Sept	lots	woods, dist'd areas
	Hairstreak, Early	Erora laeta	unrecorded but possible	unseen	May-June, July-August	beechnuts	beech forests
	Eastern Tailed Blue	Everes comyntas	recorded by FEP	common	May-Sept	legumes	open, dist'd low growth
	Harvester	Feniseca tarquinius	unrecorded but possible	unseen	May-Sept	alder aphids	alder swamps
	Blue, Silvery	Glaucopsyche lygdamus	unrecorded but possible	unseen	April-June	legumes	openings in moist forest
	Hairstreak, Coral	Harkenclenus titus	documented by others	rare	June	cherries, plums	old field, second growth
	Elfin, Eastern Pine	Incisalia niphon	recorded by FEP	rare	May-June	pines	pine woods
	Copper, Bog	Lycaena epixanthe	unrecorded but possible	unseen	late June-July	cranberries	acid wet meadows
	Copper, Bronze	Lycaena hyllus	recorded by FEP	occasional	mid June-mid July; early Aug - mid Sept	docks	wet meadows and edges
	Copper, American	Lycaena phlaeas	recorded by FEP	common	May-Sept	dock species	disturbed ares, pastures, roadsides etc
	Hairstreak, White M	Panthiades m-album	unrecorded but possible	unseen	May, Sept	oaks	oak forest
	Hairstreak, Oak	Satrium favonius	unrecorded but possible	unseen	June-July	oaks	oak forest
	Hairstreak, Acadian	Satyrium acadian	unrecorded but possible	unseen	July	willows	where willow
	Hairstreak, Banded	Satyrium calanus	recorded by FEP	occasional	May-Aug	oaks and hickories	edges, opens
	Hairstreak, Hickory	Satyrium caryaevorum	recorded by FEP	occasional	late June-early Aug	hardwoods	edges of rich decid forests
	Hairstreak, Edward's	Satyrium edwardsii	unrecorded but possible	unseen	July	scrub oak	scrub oak forest
	Hairstreak, Striped	Satyrium liparops	recorded by FEP	rare	late June - mid July	openings & edges in woods	roses, cherries, hawthorn, heath, Carpinus
	Hairstreak, Grey	Strymon melinus	recorded by FEP	occasional	early May - mid June	various field/brush plants	open, weedy, disturbed
	NYMPHALIDAE
	Emperor, Hackberry	Asterocampa celtis	recorded by FEP	rare	July-Aug	hackberries	where hackberry
	Emperor, Tawny	Asterocampa clyton	unrecorded but possible	unseen	July-Aug	hackberries	where hackberry
	Fritillary, Meadow	Boloria bellona	recorded by FEP	common	May-Sept	violets	wet open places
	Fritillary, Silver-bordered	Boloria selene	documented by others	rare	June-Sept	wetland violets	overgrowing wet areas, marshes, bogs etc
	Common Wood Nymph	Cercyonis pegala	recorded by FEP	common	July-early Sept	grasses	open, shrubby
	Checkerspot, Harris'	Chlosyne harrisii	documented by others	rare	June-July	flat top aster	wet, open areas
	Checkerspot, Silvery	Chlosyne nycteis	unrecorded but possible	unseen	July	sunflowers	edges, stream banks
	Common Ringlet	Coenonympha tullia	recorded by FEP	common	late May-early July; late July-Aug	grasses	varied open grassy
	Monarch	Danaus plexippus	recorded by FEP	common	mid June-Sept	milkweed	variety of sunny open
	Northern Pearly Eye	Enodia anthedon	recorded by FEP	common	late June-early Aug	grasses	forest, hilly, oft near wet
	Checkerspot, Baltimore	Euphydryas phaeton	recorded by FEP	common	mid June-mid July	turtlehead and English plantain	mostly wetland, riparian, expanding into drier?
	Fritillary, Variegated	Euptoieta claudia	unrecorded but possible	unseen	July-Oct	violet, thyme, plaintain, purslane etc	open areas
	Common Buckeye	Junonia coenia	recorded by FEP	occasional	July-Sept	plantains, scrophs, vervains	open with some bare ground
	Snout, American	Libytheana carinenta	recorded by FEP	rare	late June-mid Oct	Hackberry	river bottems, wood edges
	Viceroy	Limenitis archippus	recorded by FEP	common	late May-early Oct	willow	moist, shrubby
	White Admiral	Limenitis arthemis arthemis	recorded by FEP	rare	mid June-early Aug; mid Aug-mid Sept	cherry	forests, edges, shrub
	Red-spotted Purple	Limenitis arthemis astyanax	recorded by FEP	abundant in some years	mid June-early Aug; mid Aug-mid Sept	cherry	decid, often moist forest
	Little Wood Satyr	Megisto cymela	recorded by FEP	common	late May-early Aug	grasses	edges, clearings of woods, thence into open
	Mourning Cloak	Nymphalis antiopa	recorded by FEP	common	year around; most common in summer	willows and other trees	wanders
	Tortoiseshell, Milbert's	Nymphalis milberti	recorded by FEP	occasional	mid June-Oct?	nettles	wet/damp near woods
	Tortoiseshell, Compton	Nymphalis vau-album	recorded by FEP	occasional	March-fall	birches and willows	forest openings and edges
	Pearl Crescent	Phycoides tharos	recorded by FEP	common	mid May-early Sept	asters	varied open
	Comma, Eastern	Polygonia comma	recorded by FEP	common	3 flights, April - Sept?	elms and nettles	woods, wood opeings near water
	Comma, Green	Polygonia faunus	unrecorded but possible	unseen	3 flights, April - Sept?	Ribes	"boreal woodlands"
	Question Mark	Polygonia interrogationis	recorded by FEP	occasional	late June-Oct	elms	forests and edges
	Comma, Grey	Polygonia progne	unrecorded but possible	unseen	3 flights, April - Sept	Ribes, elm	woodland clearings
	Crescent, Tawny	Pyciodes batesii	unrecorded but possible	locally extinct?	June-July	certain asters	rocky, scrubby areas
	Brown, Appalachian	Satyrodes appalachia	recorded by FEP	occasional	late June-Aug	sedges	wooded wet areas, near sedges
	Brown, Eyed	Satyrodes eurydice	documented by others	occasional	late June-early Aug	sedges	sedgelands
	Fritillary, Aphrodite	Speyeria aphrodite	recorded by FEP	rare	late June-early Sept	violets	upland acid soils, moist grasslands
	Fritillary, Atlantis	Speyeria atlantis	unrecorded but possible	unseen	mid June-mid Sept	northern blue violet	woodside openings
	Fritillary, Great Spangled	Speyeria cybele	recorded by FEP	common	late June-early Sept	violets	open, moist
	Fritillary, Regal	Speyeria idalia	documented by others	locally extinct?	late June-mid Sept	violets	extensive open with some wet
	Red Admiral	Vanessa atalanta	recorded by FEP	abundant in some years	May-Oct	nettles	moist wood edges and meadows, elsewhere
	Lady, Painted	Vanessa cardui	recorded by FEP	common	May-Oct	various field plants	ca. any open
	Lady, American	Vanessa virginiensis	recorded by FEP	occasional	mid May-late Oct	composits	ca anywhere
	PAPILIONIDAE
	Swallowtail, Pipevine	Battus philenor	unrecorded but possible	unseen	June-early Oct	pipevine	in our area, gardens
	Swallowtail, Canada	Papilio canadensis	unrecorded but possible	unseen	May-early June?	birch, aspen, cherry	near deciduous trees
	Swallowtail, Eastern Tiger	Papilio glauca	recorded by FEP	common	late May-Oct	black cherry, tuliptree, ash	near deciduous trees
	Swallowtail, Black	Papilio polyxenes	recorded by FEP	common	May-Sept	parsely, carrot and other umbels	mainly open fields
	Swallowtail, Spicebush	Papilio troilus	recorded by FEP	occasional	May-Aug	Spicebush	varied open space
	PIERIDAE
	Falcate Orange Tip	Anthocharis midea	unrecorded but possible	unseen	May	mustards, rock cresses, two-leaved toothwort	"trap rock hills"
	Sulphur, Orange	Colias eurytheme	recorded by FEP	common	mid May - early Oct	alfalfa and other fabaceae	open, weedy, alfalfa
	Sulphur, Pink-edged	Colias interior	unrecorded but possible	unseen	mid June-Aug	Vaccinium	rocky openings, beaver meadows
	Sulphur, Clouded	Colias philodice	recorded by FEP	common	May-mid Oct	legumes	open, more nat'l than orange
	Little Yellow	Eurema lisa	unrecorded but possible	unseen	mid Aug-early Sept	senna family	fields and waster areas
	Sulphur, Cloudless	Pheobis sennae	unrecorded but possible	unseen	Aug-Oct migrant	senna family	open
	Mustard White	Pieris napae	unrecorded but possible	unseen	as early as late April - Aug	mustards, eg cut-leafed toothwort (dentaria), arabis, cardamine	edges, streamside, old fields
	Cabbage White	Pieris rapae	recorded by FEP	common	May-Oct	crucifers	ca any open space
	White, West Virginia	Pieris virginiensis	unrecorded but possible	unseen	early April-late May	mainly Dentaria/Cardamine diphylla	rich moist woods
	White, Checkered	Pontia protodice	unrecorded but possible	unseen	late Aug-Sept	crucifers	weedy, open
	RIONIDAE
	Northern Metalmark	Calephis borealis	unrecorded but possible	unseen	July	round-leaved ragwort	limestone outcrops