Plant Parasites of Europe

leafminers, galls and fungi

Colopha compressa

Colopha compressa (Koch, 1856)

elm cockscomb gall aphid

on Ulmus, primary host plant

Colopha compressa gallls

Ulmus spec., France, dép. Maine-et-Loire, Maine, Angers, 23.v.2019 © Édouard Beslot: mass occurrence

Colopha compressa galls

galls

Colopha compressa: gall on Ulmus glabra

Ulmus glabra, Hungary, Halászi, 23.vi.2018 © László Érsek

Colopha compressa: gall on Ulmus glabra

detail

Colopha compressa: opened gall on Ulmus glabra

opened gall

Colopha compressa: aptera

apterae

Colopha compressa: aptera

aptera

Colopha compressa: aptera

aptera, ventral

Colopha compressa: galls on Ulmus laevis

Ulmus laevis, Belgium, prov. Limbourg, Kerkhoven, den Tip, arboretum, 6.vi.2019 © Carina Van Steenwinkel

Colopha compressa: galls on Ulmus laevis

detail

Colopha compressa: gall on Ulmus laevis

sometimes the gall gets a reddish colour

Colopha compressa: opened gall

opened gall

Colopha compressa gall

Ulmus laevis, Belgium, prov. Namur, Houyet, bank of the Lesse © Jean-Yves Baugnée

Colopha compressa

the gall maker

host plants

Ulmaceae, narrowly monophagous

Ulmus laevis.

Less often on U. glabra, minor; in Spain exclusively on U. minor.

inquilines

Schütze (1935a) several times found in the galls the caterpillars of Phtheochroa schreibersiana.


on Carex, ? Eriophorum, secondary host plant

gall

aphids at the roots

host plants

Cyperaceae, monophagous

Carex.

Probably also Eriophorum vaginatum.

references

Bellmann (2012a), Blackman & Eastop (2014), Blanes-Dalmau, Caballero-López & Pujade-Villar (2017a), Börner & Franz (1956a), Buhr (1965a), Burton, Carbonnelle, Ellis & Schneider (2019a), Cogolludo (1921a), Dauphin & Aniotsbehere (1997a), Deckert & Deckert (2016a), Heie (1972a, 1980a), Houard (1908a), Lambinon Schneider & Feitz (2012a), Máca (2012a), Nieto Nafría, Mier Durante, Binazzi & Pérez Hidalgo (2002a), Pérez Hidalgo & Umaran del Campo (2013a), Rakauskas & Trukšinaitė (2011a), Redfern & Shirley (2011a), Ripka, Reider & Szalay-Marzsó (1998a), Roskam (2009a). Schütze (1935a), Tomasi (2003a, 2014a), Wojciechowski, Depa, Halgoš ao (2016a).

Last modified 28.xi.2020