| Family (Subfamily) |
Genus | Specific Epithet | authority | common name | Sources (full citations given after this table) |
| Hesperiidae (Eudaminae) |
Epargyreus | clarus | (Cramer) | silver-spotted skipper | MBS |
| Hesperiidae (Eudaminae) |
Urbanus | proteus | (L.) | long-tailed skipper | MBS (stray) |
| Hesperiidae (Eudaminae) |
Thorybes | pylades | (Scudder) | northern cloudywing | MBS; Procter (1946, p. 223.) |
| Hesperiidae (Eudaminae) |
Thorybes | bathyllus | (J. E. Smith) | southern cloudywing | MBS |
| Hesperiidae (Pyrginae) |
Erynnis | icelus | (Scudder & Burgess) | dreamy duskywing | MBS; Procter (1946, p. 223.) |
| Hesperiidae (Pyrginae) |
Erynnis | baptisiae | (W. Forbes) | wild indigo duskywing | MBS |
| Hesperiidae (Pyrginae) |
Erynnis | juvenalis | (Fabricius) | Juvenal’s duskywing | MBS |
| Hesperiidae (Pyrginae) |
Pholisora | catullus | (Fabricius) | common sootywing | MBS (stray, no records after 1995) |
| Hesperiidae (Heteropterinae) |
Carterocephalus | palaemon ssp. mandan | (Pallas) / (W. H. Edwards) | arctic skipper | MBS; Procter (1946, p. 223., as Carterocephalus palaemon ssp. mandon) |
| Hesperiidae (Hesperiinae) |
Ancyloxypha | numitor | (Fabricius) | least skipper | MBS; Procter (1946, p. 223.) |
| Hesperiidae (Hesperiinae) |
Thymelicus | lineola | (Ochsenheimer) | European skipper | MBS |
| Hesperiidae (Hesperiinae) |
Hylephila | phyleus | (Drury) | fiery skipper | MBS (stray) |
| Hesperiidae (Hesperiinae) |
Hesperia | comma ssp. laurentina | (L.) / (Lyman) | Laurentian skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Hesperia | leonardus | T. Harris | Leonard's skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Hesperia | metea | Scudder | cobweb skipper | MBS |
| Hesperiidae (Hesperiinae) |
Hesperia | sassacus | T. Harris | Indian skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Polites | peckius | (W. Kirby) | Peck’s skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Polites | themistocles | (Latreille) | tawny-edged skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Polites | origenes | (Fabricius) | crossline skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Polites | mystic | (W. H. Edwards) | long dash | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Wallengrenia | egeremet | (Scudder) | northern broken-dash | MBS |
| Hesperiidae (Hesperiinae) |
Wallengrenia | otho | (J. E. Smith) | southern broken-dash | Procter (1946, p. 224., as Catia otho) |
| Hesperiidae (Hesperiinae) |
Pompeius | verna | (W. H. Edwards) | little glassywing | MBS |
| Hesperiidae (Hesperiinae) |
Anatrytone | logan | (W. H. Edwards) | Delaware skipper | MBS |
| Hesperiidae (Hesperiinae) |
Poanes | hobomok | (T. Harris) | Hobomok skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Poanes | massasoit | (Scudder) | mulberry wing | MBS |
| Hesperiidae (Hesperiinae) |
Poanes | viator ssp. zizaniae | (W. H. Edwards) / Shapiro | broad-winged skipper | MBS |
| Hesperiidae (Hesperiinae) |
Euphyes | bimacula | (Grote and Robinson) | two-spotted skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Euphyes | conspicua | (W. H. Edwards) | black dash | MBS |
| Hesperiidae (Hesperiinae) |
Euphyes | vestris ssp. metacomet | (Boisduval) / (T. Harris) | dun skipper | MBS; Procter (1946, p. 224., as Euphyes ruricola) |
| Hesperiidae (Hesperiinae) |
Amblyscirtes | hegon | (Scudder) | pepper and salt skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Amblyscirtes | vialis | (W. H. Edwards) | common roadside skipper | MBS; Procter (1946, p. 224.) |
| Hesperiidae (Hesperiinae) |
Atrytonopsis | hianna | (Scudder) | dusted skipper | MBS |
| Hesperiidae (Hesperiinae) |
Panoquina | ocola | (W. H. Edwards) | Ocola skipper | MBS (stray) |
| Papilionidae (Papilioninae) |
Battus | philenor | (L.) | pipevine swallowtail | MBS (stray) |
| Papilionidae (Papilioninae) |
Heraclides | cresphontes | (Cramer) | giant swallowtail | MBS |
| Papilionidae (Papilioninae) |
Papilio | polyxenes ssp. asterius | Fabricius / Stoll | black swallowtail | MBS; Procter (1946, p. 217., as Papilio polyxenes.) |
| Papilionidae (Papilioninae) |
Papilio | brevicauda ssp. gaspeensis | Saunders / McDunnough | short-tailed swallowtail | MBS |
| Papilionidae (Papilioninae) |
Pterourus | glaucus | (L.) | eastern tiger swallowtail | MBS (rare temporary colonist / stray); Procter (1946, p. 217., as Papilio glaucus) [see note 1 below] |
| Papilionidae (Papilioninae) |
Pterourus | canadensis | (Rothschild and Jordan) | Canadian tiger swallowtail | MBS |
| Papilionidae (Papilioninae) |
Pterourus | troilus | (L.) | spicebush swallowtail | MBS |
| Pieridae (Pierinae) |
Pontia | protodice | (Boisduval and Le Conte) | checkered white | MBS (stray / no records after 1995) |
| Pieridae (Pierinae) |
Pieris | rapae | (L.) | cabbage white | MBS; Procter (1946, p. 218.) |
| Pieridae (Pierinae) |
Pieris | oleracea | (T. Harris) | mustard white | MBS; Procter (1946, p. 217.) |
| Pieridae (Coliadinae) |
Colias | philodice | Godart | clouded sulphur | MBS; Procter (1946, p. 217.) |
| Pieridae (Coliadinae) |
Colias | eurytheme | Boisduval | alfalfa butterfly | MBS; Procter (1946, p. 217.) |
| Pieridae (Coliadinae) |
Colias | interior ssp. laurentina | Scudder / Scudder | pink-edged sulphur | MBS; Procter (1946, p. 217.) |
| Pieridae (Coliadinae) |
Phoebis | sennae ssp. eubule | (L.) / (L.) | cloudless sulphur | MBS (stray) |
| Pieridae (Coliadinae) |
Phoebis | philea | (L.) | orange-barred sulphur | MBS (stray / no records after 1995) |
| Pieridae (Coliadinae) |
Phoebis | agarithe ssp. maxima | Boisduval / Neumoegen | large orange sulphur | MBS |
| Pieridae (Coliadinae) |
Pyrisitia | lisa | (Boisduval and Le Conte) | little sulphur | MBS (stray); Procter (1946, p. 217.) |
| Lycaenidae (Miletinae) |
Feniseca | tarquinius | (Fabricius) | harvester | MBS; Procter (1946, p. 222.) |
| Lycaenidae (Lycaeninae) |
Lycaena | phlaeas ssp. hypophlaeas | (L.) / (Boisduval) | American copper | MBS; Procter (1946, p. 222.) |
| Lycaenidae (Lycaeninae) |
Lycaena | hyllus | (Cramer) | Bronze copper | MBS |
| Lycaenidae (Lycaeninae) |
Lycaena | epixanthe ssp. phaedrus | (Boisduval and Le Conte) / (G. Hall) | bog copper | MBS; Procter (1946, p. 222., as Lycaena epixanthe) |
| Lycaenidae (Lycaeninae) |
Lycaena | epixanthe ssp. michiganensis | (Boisduval and Le Conte) / Rawson | bog copper | MBS |
| Lycaenidae (Lycaeninae) |
Lycaena | dorcas | W. Kirby | Dorcas copper | MBS |
| Lycaenidae (Theclinae) |
Callophrys | hesseli | (Rawson and Ziegler) | Hessel’s hairstreak | MBS (as Mitoura hesseli) |
| Lycaenidae (Theclinae) |
Callophrys | gryneus | (Hübner) | juniper hairstreak | MBS (as Mitoura gryneus) |
| Lycaenidae (Theclinae) |
Callophrys | augustinus | (Westwood) | brown elfin | MBS as Incisalia augustinus; Procter (1946, p. 222.) |
| Lycaenidae (Theclinae) |
Callophrys | polios | (Cook and F. Watson) | hoary elfin | MBS (as Incisalia polios); Procter (1946, p. 222.) |
| Lycaenidae (Theclinae) |
Callophrys | henrici | (Grote and Robinson) | Henry’s elfin | MBS (as Icisalia henrici) |
| Lycaenidae (Theclinae) |
Callophrys | lanoraieensis | (Sheppard) | bog elfin | MBS (as Incisalia lanoraieensis) |
| Lycaenidae (Theclinae) |
Callophrys | niphon ssp. clarki | (Hübner_ / (T. Freeman) | eastern pine elfin | MBS (as Incisalia niphon ssp. clarki); Procter (1946, p. 222.) |
| Lycaenidae (Theclinae) |
Callophrys | eryphon | (Boisduval) | western pine elfin | MBS (as Incisalia eryphon) |
| Lycaenidae (Theclinae) |
Satyrium | titus | (Fabricius) | coral hairstreak | MBS |
| Lycaenidae (Theclinae) |
Satyrium | acadica | (W. H. Edwards) | Acadian hairstreak | MBS |
| Lycaenidae (Theclinae) |
Satyrium | edwardsii | (Grote and Robinson) | Edwards’ hairstreak | MBS; Procter (1946, p. 222.) |
| Lycaenidae (Theclinae) |
Satyrium | calanus ssp. falacer | (Hübner) / (Godart) | banded hairstreak | MBS; Procter (1946, p. 222.) |
| Lycaenidae (Theclinae) |
Satyrium | liparops ssp. strigosa | (Le Conte) / (T. Harris) | striped hairstreak | MBS; Procter (1946, p. 222.) |
| Lycaenidae (Theclinae) |
Strymon | melinus ssp. humuli | Hübner / (T. Harris) | gray hairstreak | MBS; Procter (1946, p. 222., as Satyrium melinus) |
| Lycaenidae (Theclinae) |
Parrhasius | m-album | (Boisduval and Le Conte) | white m hairstreak | MBS (rare temporary colonist); Procter (1946, p. 222., as Satyrium melinus) |
| Lycaenidae (Theclinae) |
Erora | laeta | (W. H. Edwards) | early hairstreak | MBS (no records after 1995); Procter (1946, p. 222.) |
| Lycaenidae (Polyommatinae) |
Cupido | comyntas | (Godart) | eastern tailed blue | MBS; Procter (1946, p. 223.) |
| Lycaenidae (Polyommatinae) |
Cupido | amyntula ssp. maritima | (Boisduval) / (Leblanc) | western tailed blue | MBS; Procter (1946, p. 223.) |
| Lycaenidae (Polyommatinae) |
Celastrina | lucia ssp. lucia | (W. Kirby) / (W. Kirby) | northern azure | MBS |
| Lycaenidae (Polyommatinae) |
Celastrina | neglecta | (W. H. Edwards) | summer azure | MBS |
| Lycaenidae (Polyommatinae) |
Glaucopsyche | lygdamus ssp. couperi | (E. Doubleday) / Grote | silvery blue | MBS |
| Lycaenidae (Polyommatinae) |
Plebejus | idas ssp. empetri | (L.) / T. Freeman | crowberry blue | MBS; [Procter (1946, p. 223., as Plebejus saepiolus ssp. amica ?)] |
| Lycaenidae (Polyommatinae) |
Plebejus | idas ssp. scudderii | (L.) / (W. H. Edwards) | northern blue | MBS; [Procter (1946, p. 223., as Plebejus saepiolus ssp. amica ?)] |
| Lycaenidae (Polyommatinae) |
Plebejus | saepiolus ssp. amica | (Boisduval) / (W. H. Edwards) | greenish blue | MBS; Procter (1946, p. 223.) |
| Nymphalidae (Libytheinae) |
Libytheana | carinenta ssp. bachmanii | (Cramer) / (Kirtland) | American snout | MBS (stray) |
| Nymphalidae (Danainae) |
Danaus | plexippus | (L.) | monarch | MBS; Procter (1946, p. 218.) |
| Nymphalidae (Heliconiinae) |
Euptoieta | claudia | (Cramer) | bariegated fritillary | MBS (rare temporary colonist) |
| Nymphalidae (Heliconiinae) |
Speyeria | cybele ssp. cybele | (Fabricius) | great spangled fritillary | MBS; Procter (1946, p. 219.) |
| Nymphalidae (Heliconiinae) |
Speyeria | cybele ssp. novascotiae | (Fabricius) / (McDunnough) | great spangled fritillary | MBS |
| Nymphalidae (Heliconiinae) |
Speyeria | aphrodite ssp. aphrodite | (Fabricius) | Aphrodite fritillary | MBS; Procter (1946, p. 219.) |
| Nymphalidae (Heliconiinae) |
Speyeria | aphrodite ssp. winni | (Fabricius) / (Gunder) | Aphrodite fritillary | MBS |
| Nymphalidae (Heliconiinae) |
Argynnis | idalia | (Drury) | regal fritillary | MBS (extirpated / no records after 1995) |
| Nymphalidae (Heliconiinae) |
Speyeria | atlantis | (W. H. Edwards) | Atlantis fritillary | MBS; Procter (1946, p. 219.) |
| Nymphalidae (Heliconiinae) |
Boloria | eunomia ssp. dawsoni | (Esper) / (Barnes and McDunnough) | bog fritillary | MBS |
| Nymphalidae (Heliconiinae) |
Boloria | selene ssp. atrocostalis | (Schiffermüller) / (Huard) | silver-bordered fritillary | MBS |
| Nymphalidae (Heliconiinae) |
Boloria | selene ssp. myrina | (Schiffermüller) / (Cramer) | silver-bordered fritillary | MBS |
| Nymphalidae (Heliconiinae) |
Boloria | bellona ssp. toddi | (Fabricius) / (W. Holland) | meadow fritillary | MBS; Procter (1946, p. 219., as Boloria bellona) |
| Nymphalidae (Heliconiinae) |
Boloria | frigga ssp. saga | (Thunberg) / (Staudinger) | Frigga fritillary | MBS |
| Nymphalidae (Heliconiinae) |
Boloria | chariclea ssp. grandis | (Schneider) / (W. Barnes and McDunnough) | purple lesser fritillary or arctic fritillary | MBS |
| Nymphalidae (Nymphalinae) |
Chlosyne | nycteis | (E. Doubleday) | silvery checkerspot | MBS; Procter (1946, p. 220. as Phyciodes nycteis) |
| Nymphalidae (Nymphalinae) |
Chlosyne | harrisii ssp. albimontana | (Scudder) / (Avinoff) | Harris’s checkerspot | MBS; Procter (1946, p. 219., as Chlosyne harrisii) |
| Nymphalidae (Nymphalinae) |
Phyciodes | tharos | (Drury) | pearl crescent | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Phyciodes | cocyta | (Cramer) | northern crescent | MBS |
| Nymphalidae (Nymphalinae) |
Euphydryas | phaeton | (Drury) | Baltimore checkerspot | MBS; Procter (1946, p. 219.) |
| Nymphalidae (Nymphalinae) |
Junonia | coenia | Hübner | common buckeye | MBS rare to frequent colonizer); Procter (1946, p. 221.) |
| Nymphalidae (Nymphalinae) |
Polygonia | interrogationis | (Fabricius) | question mark | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Polygonia | comma | (T. Harris) | eastern comma | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Polygonia | satyrus ssp. neomarsyas | (W. H. Edwards) / dos Passos | satyr comma | MBS |
| Nymphalidae (Nymphalinae) |
Polygonia | faunus | (W. H. Edwards) | green comma | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Polygonia | gracilis | (Grote and Robinson) | hoary comma | MBS |
| Nymphalidae (Nymphalinae) |
Polygonia | progne | (Cramer) | gray comma | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Nymphalis | I-album ssp. j-album | (Esper) / (Boisduval and Le Conte) | Compton tortoiseshell | MBS; Proctor (1946, p. 220., as Roddia vaualbum) |
| Nymphalidae (Nymphalinae) |
Aglais | milberti | (Godart) | Milbert's tortoiseshell | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Nymphalis | antiopa | (L.) | mourning cloak | MBS; Procter (1946, p. 220.) |
| Nymphalidae (Nymphalinae) |
Vanessa | atalanta ssp. rubria | (L.) / Fruhstorfer | red admiral | MBS; Procter (1946, p. 221., as Vanessa atalanta) |
| Nymphalidae (Nymphalinae) |
Vanessa | cardui | (L.) | painted lady | MBS; Procter (1946, p. 221.) |
| Nymphalidae (Nymphalinae) |
Vanessa | virginiensis | (Drury) | American lady | MBS; Procter (1946, p. 221.) |
| Nymphalidae (Limenitidinae) |
Limenitis | arthemis | (Drury) | white admiral | MBS; Procter (1946, p. 221.) |
| Nymphalidae (Limenitidinae) |
Limenitis | archippus | (Cramer) | viceroy | MBS; Procter (1946, p. 221.) |
| Nymphalidae (Satyrinae) |
Lethe | anthedon ssp. borealis | (A. Clark) / (A. Clark) | northern pearly-eye | MBS; Procter (1946, p. 218., as Enodia anthedon) |
| Nymphalidae (Satyrinae) |
Lethe | eurydice | (L.) | eyed brown | MBS; Procter (1946, p. 218., as Satyrodes eurydice) |
| Nymphalidae (Satyrinae) |
Lethe | appalachia | R. Chermock | Appalachian brown | MBS |
| Nymphalidae (Satyrinae) |
Megisto | cymela | (Cramer) | little wood-satyr | MBS |
| Nymphalidae (Satyrinae) |
Coenonympha | tullia ssp. inornata | (Müller) / Westwood | inornate ringlet | MBS (as Coenonympha california ssp. inornata) |
| Nymphalidae (Satyrinae) |
Cercyonis | pegala ssp. nephele | (Fabricius) (W. Kirby) | common wood-nymph | MBS; Procter (1946, p. 218. |
| Nymphalidae (Satyrinae) |
Cercyonis | pegala ssp. alope | (Fabricius) (Fabricius) | common wood-nymph | MBS; Procter (1946, p. 218. |
| Nymphalidae (Satyrinae) |
Oeneis | jutta | (Hübner) | Jutta arctic | MBS; Procter (1946, p. 219., as Oeneis jutta ssp. ascerta) |
| Nymphalidae (Satyrinae) |
Oeneis | polixenes ssp. katahdin | (Fabricius) / (Newcomb} | Katahdin arctic | MBS |