The number of species in the order Diptera (true flies) known to occur in Ireland is 3,304. There are 98 Dipteran families in Ireland. [1][2] For genera and species within the various Families, see Fauna Europaea.

Suborder Nematocera (thread-horns)

Superfamily Tipuloidea

Dolichopeza albipes, a common crane fly
Eloeophila maculata
Tipula unca

including

Superfamily Bibionoidea (march flies and lovebugs)

St. Mark's fly (Bibio marci)

Superfamily Sciaroidea

Superfamily Psychodoidea (moth fly)

Superfamily Trichoceroidea (winter crane flies)

Superfamily Anisopodoidea (wood gnats, window gnats)

Superfamily Scatopsoidea

Superfamily Ptychopteroidea

Superfamily Culicoidea

Anopheles claviger

Superfamily Chironomoidea

Male Ceratopogonidae (biting midge)
Male buzzer midge (Chironomus plumosus)

Suborder Brachycera (flies with reduced antenna segmentation)

For Superfamilies Xylophagoidea, Tabanoidea, Stratiomyoidea, Nemestrinoidea, Asiloidea for which the listing given is complete see List of Diptera of Ireland Superfamilies Xylophagoidea, Tabanoidea, Stratiomyoidea, Nemestrinoidea, Asiloidea

Superfamily Empidoidea

Superfamily Platypezoidea

Superfamily Lonchopteroidea (spear-winged flies or pointed-wing flies)

Superfamily Syrphoidea

Female Arctophila superbiens, a common hoverfly.
Female Baccha elongata
Female Eristalis tenax

see List of the Syrphidae of Ireland

Superfamily Nerioidea

Superfamily Diopsoidea

Superfamily Conopoidea (thick-headed flies)

Superfamily Tephritoidea

Superfamily Lauxanioidea

Superfamily Sciomyzidea

Superfamily Opomyzoidea

Superfamily Carnoidea

Superfamily Sphaeroceroidea

Superfamily Ephydroidea

Superfamily Hippoboscoidea

Superfamily Muscoidea

Superfamily Oestroidea

Identification and descriptions, line drawings

Faune de France Bibliotheque-virtuelle-numerique Titles available as free pdf

References

  1. ^ Chandler, P.J., Nash, R, and O’Connor, J.P 2008 An Annotated Checklist of the Irish Two-winged flies (Diptera) The Irish Biogeographical Society and the National Museum of Ireland, Dublin
  2. ^ Chandler, P.J..1998 Checklist of Insects of the British Isles (New Series) Part 1: Diptera (Incorporating a List of Irish Diptera) Handbooks for the Identification of British Insects, Volume 12, 234 pages.