Plecia Digitiformis

''Plecia'' is a genus of March flies (Bibionidae) comprising many species, both extant and fossilised.

Species

Extant species

*'' P. acutirostris''
*'' P. adiastola''
*'' P. affinidecora''
*'' P. americana''
*'' P. amplipennis''
*'' P. aruensis''
*'' P. angularis''
*'' P. avicephaliforma''
*'' P. bicuspidata''
*'' P. bifida''
*'' P. bifoliolata''
*'' P. bisulca''
*'' P. boliviana''
*'' P. chinensis''
*'' P. crenula''
*'' P. curtispina''
*'' P. cuspidata''
*'' P. digitiformis''
*'' P. dileracabilis''
*'' P. dimidiata''
*'' P. duplicis''
*'' P. edwardsi''
*'' P. emeiensis''
*'' P. erebea''
*'' P. erebeoidea''
*'' P. forcipiformis''
*'' P. fulvicollis''
*'' P. hadrosoma''
*'' P. hamata''
*'' P. impilosa''
*'' P. intricata''
*'' P. javensis''
*'' P. lateralis''
*'' P. lieftincki''
*'' P. longifolia''
*'' P. longiforceps''
*'' P. lopesi''
*'' P. mandibuliformis''
*'' P. membranifera''
*'' P. multilobata''
*'' P. nagatomii''
*'' P. nearctica'' – Lovebug
*'' P. obtusicornis''
*'' P. obtusilobata''
*'' P. oculastra''
*'' P. okadai''
*'' P. ornaticornis''
*'' P. patula''
*'' P. pellucida''
*'' P. persimilis''
*'' P. plagiata''
*'' P. propeforcipata''
*'' P. propria''
*'' P. protea''
*'' P. pruinosa''
*'' P. pudica''
*'' P. punctulata''
*'' P. ramosa''
*'' P. rhinigera''
*'' P. rostellata''
*'' P. rufangularis''
*'' P. ruficollis'' – Harlequin fly
*'' P. rufimarginata''
*'' P. rufiscutella''
*'' P. rugosa''
*'' P. serrifera''
*'' P. spilota''
*'' P. stricta''
*'' P. tephra''
*'' P. tetrascolata''
*'' P. thulinigra''
*'' P. trifida''
*'' P. triquetra''
*'' P. trunca''
*'' P. xyele''

Fossil species

Many fossil species have been assigned to ''Plecia'' with ages dating from the Cretaceous (Campanian) through the early Pleistocene (Gelasian):Fossilworks ''Plecia'' 12 July 2021
/ref>

Cretaceous

*†'' P. myersi'' (Campanian, Canadian Amber, MB)

Paleocene

*†'' P. undans'' (Thanetian, ArdTun head, UK)

Eocene

;Ypresian, Allenby Formation, Canada

*†'' P. angustipennis''
*†'' P. canadensis''
*†'' P. elatior''
*†'' P. minutula'' (Allenby Formation)
*†'' P. nana'' (Allenby Formation)
*†'' P. pictipennis'' (Allenby Formation)
*†'' P. pulchra'' (Allenby Formation)
*†'' P. pulla'' (Allenby Formation)
*†'' P. similkameena'' (Allenby Formation)
*†'' P. transitoria'' (Allenby Formation)
*†'' P. tulameenensis'' (Allenby Formation)

;Ypresian, Driftwood Canyon Provincial Park, Driftwood shales, Canada

*†''Plecia cairnesi, P. cairnesi''

;Ypresian, Horsefly Shales, Canada

*†''Plecia avus, P. avus''
*†''Plecia curtula, P. curtula''
*†''Plecia dilatata, P. dilatata''
*†''Plecia platyptera, P. platyptera'' (Horsefly Shales)
*†''Plecia reducta, P. reducta'' (Horsefly Shales)

;Ypresian, Coldwater Beds, "Mission Creek site", Canada

*†''Plecia kelownaensis, P. kelownaensis''

;Ypresian, Oise amber, France

*†''Plecia parisiensis, P. parisiensis''

;Ypresian, Green River Formation, USA

*†''Plecia akerionana, P. akerionana''
*†''Plecia dejecta, P. dejecta''
*†''Plecia pealei, P. pealei''
*†''Plecia rhodopterina, P. rhodopterina''
*†''Plecia winchesteri, P. winchesteri''
*†''Plecia woodruffi, P. woodruffi''

;Priabonian, Baltic Amber

*†''Plecia borussica, P. borussica''
*†''Plecia brunniptera, P. brunniptera''
*†''Plecia clavifemur, P. clavifemur''
*†''Plecia hoffeinsorum, P. hoffeinsorum''
*†''Plecia prisca, P. prisca''
*†''Plecia tenuicornis, P. tenuicornis''

;Priabonian, France

*†''Plecia angustiventris, P. angustiventris'' ( Célas site, France)
*†''Plecia chapuisii, P. chapuisii''
*†''Plecia dumasi, P. dumasi''
*†''Plecia foersteri, P. foersteri''

;Pribonian, United Kingdom

*†''Plecia acourti, P. acourti'' (Bembridge Marls, UK)

;Priabonian, Florissant Formation, USA

*†''Plecia axeliana, P. axeliana''
*†''Plecia decapitata, P. decapitata''
*†''Plecia explanata, P. explanata''
*†''Plecia gradata, P. gradata''
*†''Plecia melanderi, P. melanderi''
*†''Plecia orycta, P. orycta''
*†''Plecia tessella, P. tessella''

Oligocene

;Rupelian, Brunstatt Formation, Brunstatt, France

*†''Plecia gracillima, P. gracillima''

;Rupelian, Corent, France

*†''Plecia joannis, P. joannis''
*†''Plecia larteti, P. larteti''
*†''Plecia longipennis, P. longipennis''
*†''Plecia pallida, P. pallida''
*†''Plecia rubescens, P. rubescens''
*†''Plecia sauvagei, P. sauvagei''

;Rupelian, Calcaires de Vacheres Formation, France

*†''Plecia assonensis, P. assonensis''
*†''Plecia larguensis, P. larguensis''
*†''Plecia maimensis, P. maimensis''

;Rupelian, Chadrat, France

*†''Plecia oustaleti, P. oustaleti''

;Chattian, Niveau du gypse d'Aix Formation, Niveau du gypse d'Aix, France

*†''Plecia livida, P. livida''
*†''Plecia painvini, P. painvini''
*†''Plecia retracta, P. retracta''
*†''Plecia rhenana, P. rhenana''

;Chattian, Camoins-les-Bains, France

*†''Plecia theobaldi, P. theobaldi''

;Chattian, Rott Formation, Germany

*†''Plecia collossea, P. collossea''
*†''Plecia conica, P. conica''
*†''Plecia dubia, P. dubia''
*†''Plecia exigua, P. exigua''
*†''Plecia gracilenta, P. gracilenta''
*†''Plecia grossa, P. grossa''
*†''Plecia hypogaea, P. hypogaea''
*†''Plecia inflata, P. inflata''
*†''Plecia luctuosa, P. luctuosa''
*†''Plecia luteola, P. luteola''
*†''Plecia lygaeoides, P. lygaeoides''
*†''Plecia macrocephala, P. macrocephala''
*†''Plecia morio, P. morio''
*†''Plecia pennata, P. pennata''
*†''Plecia pinguis, P. pinguis''
*†''Plecia proserpina, P. proserpina''
*†''Plecia rhenana, P. rhenana''
*†''Plecia sturmi, P. sturmi''
*†''Plecia stygia, P. stygia''
*†''Plecia winnertzi, P. winnertzi''

Miocene

;Aquitanian (stage), Aquitanian, Mexican amber, Mexico

*†''Plecia pristina, P. pristina''

;Burdigalian, Shanwang Formation. China

*†''Plecia aculeolata, P. aculeolata''
*†''Plecia bivalvula, P. bivalvula''
*†''Plecia capitata, P. capitata''
*†''Plecia diatoma, P. diatoma''
*†''Plecia fumosa, P. fumosa''
*†''Plecia gracilentula, P. gracilentula''
*†''Plecia ludongensis, P. ludongensis''
*†''Plecia platoptera, P. platoptera''
*†''Plecia rectivenia, P. rectivenia''
*†''Plecia solaris, P. solaris''
*†''Plecia spinula, P. spinula''
*†''Plecia villosa, P. villosa''
*†''Plecia vulcania, P. vulcania''

;Burdigalian, Kudia River site, Russia

*†''Plecia amagua, P. amagua''
*†''Plecia obsitula, P. obsitula''
*†''Plecia kuznetzovi, P. kuznetzovi''
*†''Plecia kudiella, P. kudiella''
*†''Plecia redempta, P. redempta''
*†''Plecia refracta, P. refracta''

;Burdigalian - Langhian, Cypris Formation, Czech Republic

*†''Plecia quaesita, P. quaesita''

;Langhian, Chojabaru Formation, Japan

*†''Plecia kanetakii, P. kanetakii''

;Serravallian, Radoboj, Radoboj Formation, Croatia

*†''Plecia bucklandi, P. bucklandi''

;Serravallian, Oehningen, Oehningen beds Member (Molasse basin#Stratigraphy, Upper Freshwater-Molasse), Germany

*†''Plecia hilaris, P. hilaris''
*†''Plecia jucunda, P. jucunda''
*†''Plecia macilenta, P. macilenta''

;Messinian, Monte Castellaro, Italy

*†''Plecia baglii, P. baglii''
*†''Plecia castellaroi, P. castellaroi''
*†''Plecia pisaurensis, P. pisaurensis''

Pliocene

;Piacenzian, Togo Formation, Japan

*†''Plecia intima, P. intima''

Pleistocene

;Gelasian, Lac Chambon, France

*†''Plecia brunneipennis, P. brunneipennis''
*†''Plecia vergnei, P. vergnei''

Revision of the Bibionidae fossil record from the Oligocene of Germany by Skartveit and Wedmann (2021) included the redescription of a number of ''Plecia'' species.
*''Hesperinus heeri'' (formerly ''Plecia heeri'' and syn ''P. elegantula'' )

References

{{Taxonbar, from=Q11995850

Bibionidae
Nematocera genera
Taxa named by Christian Rudolph Wilhelm Wiedemann