Flower-Visiting Insects
of Canada Thistle


Cirsium arvense (Canada Thistle) introduced
(Bees suck nectar or collect pollen, flies & beetles suck nectar or feed on pollen, other insects suck nectar; some observations are from Reed, Williams, and Gosling as indicated below, otherwise they are from Graenicher)

Bees (long-tongued)
Apidae (Apinae): Apis mellifera sn cp; Apidae (Bombini): Bombus centralis sn cp, Bombus edwardsii sn cp, Bombus griseocallis sn cp, Bombus pensylvanica sn cp, Bombus ternarius sn cp; Anthophoridae (Anthophorini): Anthophora terminalis sn; Anthophoridae (Ceratinini): Ceratina dupla dupla sn cp; Anthophoridae (Eucerini): Melissodes desponsa sn cp olg; Anthophoridae (Nomadini): Nomada articulata sn; Megachilidae (Megachilini): Megachile centuncularis sn, Megachile latimanus sn cp; Megachilidae (Trypetini): Heriades carinatum sn cp

Bees (short-tongued)
Halictidae (Halictinae): Agapostemon sericea sn cp, Agapostemon virescens sn cp (Gr, Re), Augochlorella striata sn cp, Halictus (or Lasioglossum) spp. sn cp, Halictus confusus sn, Halictus ligatus sn cp, Halictus rubicunda sn cp, Lasioglossum cinctipes sn cp, Lasioglossum connexus sn cp, Lasioglossum foxii sn, Lasioglossum imitatus sn cp, Lasioglossum versatus sn cp, Lasioglossum zephyrus sn cp; Halictidae (Sphecodini): Sphecodes clematidis sn, Sphecodes davisii sn; Colletidae (Hylaeinae): Hylaeus modestus modestus sn; Andrenidae (Andreninae): Andrena commoda (Re), Andrena miranda sn cp, Andrena peckhami sn cp; Andrenidae (Panurginae): Calliopsis andreniformis sn

Wasps
Sphecidae (Bembicinae): Gorytes simillimus; Sphecidae (Crabroninae): Ectemnius continuus, Ectemnius lapidarius, Ectemnius trifasciatus, Lestica confluentus; Sphecidae (Larrinae): Tachytes pepticus, Tachysphex pompiliformis; Sphecidae (Philanthinae): Cerceris spp. (Re), Cerceris clypeata, Cerceris nigrescens, Philanthus bilunatus; Sphecidae (Sphecinae): Ammophila kennedyi, Eremnophila aureonotata; Tiphiidae: Myzinum quinqecincta; Vespidae: Dolichovespula arenaria, Polistes fuscata, Vespula germanica; Vespidae (Eumeninae): Ancistrocerus antilope, Euodynerus foraminatus

Flies
Sciaridae: Sciara fuliginosus; Stratiomyidae: Hedriodiscus vertebrata, Odontomyia cincta, Odontomyia virgo, Stratiomys lativentris, Stratiomys normula; Conopidae: Physocephala tibialis, Thecophora occidensis; Syrphidae: Allograpta obliqua, Eristalis anthophorina, Eristalis brousii, Eristalis flavipes, Eristalis tenax, Eristalis transversus, Eupeodes americanus, Helophilus chrysostomus, Helophilus fasciatus, Helophilus stipatus, Melanostoma mellinum, Milesia virginiensis, Orthonevra pulchella, Polydontomyia curvipes, Sphaerophoria contiqua, Syrphus ribesii, Toxomerus geminatus, Toxomerus marginatus (Gr, Re), Tropidia quadrata; Tachinidae: Archytas analis, Cylindromyia carolinae, Cylindromyia dosiades Tachinomyia panaetius; Sarcophagidae: Sarcophaga sp., Sarcophaga sarracenioides; Calliphoridae: Lucilia illustris, Pollenia rudis, Protophormia terraenovae; Muscidae: Graphomya maculata, Morellia micans, Stomoxys calcitrans (Gr, Re); Anthomyiidae: Delia platura, Hylemya sp. (Re)

Butterflies
Nymphalidae: Limenitis archippus, Limenitis arthemis astyanax, Vanessa atalanta, Vanessa cardui, Vanessa virginiensis; Pieridae: Pieris rapae, Pontia protodice; Lycaenidae: Satyrium calanus

Skippers
Hesperiidae: Anatrytone logan (Re), Epargyreus clarus, Polites themistocles

Moths
Pterophoridae: Geina tenuidactylus

Beetles
Cantharidae: Chauliognathus pennsylvanicus (Wms); Cerambycidae: Typocerus velutinus velutinus (Gr, Gsl); Cleridae: Trichodes apivorus; Coccinellidae: Coleomegilla maculata; Mordellidae: Hoshihananomia octopunctata, Mordella melaena, Mordellistena comata; Scarabaeidae: Trichiotinus piger

Plant Bugs
Lygaeidae: Lygaeus turcicus; Miridae: Plagiognathus sp.


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