Agromyza idaeiana Hardy, 1853
on Rosaceae > Rosoideae
Potentilla tabernaemontani, Belgium, prov. Namur, Dourbes, Montagne aux Buis, 26.x.2019 © Stéphane Claerebout: young mine and feeding puctures
occupied mines
Potentilla spec., UK, Norfolk, Downham Market, 5.xi.2017 © Rob Edmunds

Filipendula ulmaria, Belgium, prov. Namur, Viroinval, Nismes, RN Sous Saint-Roch, 14.vii.2013 © Stéphane Claerebout
Filipendula ulmaria, Amstelveen

Sanguisorba minor, Belgium: Viroinval. 29.ix.2006

Rubus fruticosus, Diemen.park spoorzicht, 28.vi.2006
mine
Corridor, gradually and considerably widening towards the end. Frass in two rows in the corridor part, further up dispersed irregularly. Pupation outside the mine.
host plants
Rosaceae, oligophagous
Acaena novae-zelandiae; Agrimonia eupatoria; Alchemilla acutiloba, “gracilis”, xanthochlora; Aremonia; Argentina anserina; Comarum palustre; Filipendula ulmaria, vulgaris; Fragaria x ananassa, moschata, vesca, virginiana, viridis; Geum aleppicum, rivale, urbanum; Potentilla alba, aurea, crantzii, erecta, grandiflora, heptaphylla, indica, norvegica, pensylvanica, recta, reptans, tabernaemontani; Rosa canina, micrantha, rugosa; Rubus caesius, fruticosus, hirtus, idaeus, odoratus, pedunculosus, saxatilis, spectabilis; Sanguisorba minor & subsp. balearica, officinalis; Sibbaldia.
A minor pest on strawberry (Hering, 1957a), blackberry and raspberry (Darvas, Skuhravá & Andersen, 2000a; Spencer. 1973b).
phenology
Mines from end June, in two generations (Griffiths, 1962a).
BENELUX
BE recorded (De Bruyn & von Tschirnhaus, 1991a; Scheirs, De Bruyn & von Tschirnhaus, 1999a).
NE recorded (de Meijere, 1924a, als A. spiraeae).
LUX recorded (Ellis).
distribution within Europe
From Scandinavia to the Iberian Peninsula, and from Ireland to Roumania (Fauna Europaea, 2007).
larva
puparium
Yellowish brown.
synonyms
Agromyza potentillae Kaltenbach, 1864; A. spiraeae Kaltenbach, 1867; A. sanguisorbae Hendel, 1931; A. stackelbergi (Frey, 1946); A. erici Rydén, 1952.
notes
The synonymy of A. idaeaiana with A. potentillae has been discovered rather recently. In almost all literature the latter name is used.
The mines strongly resemble those of A. spiraeoidearum, but that species lives an another subfamily of the Rosaceae, namely the Amygdaloideae.
references
Ahr (1966a), Amsel & Hering (1933a), Andersen (2016a), Andersen & Jonassen (1994a), Beiger (1955a, 1960a, 1965a, 1970a, 1979a, 1989a), Beri (1971c), Beuk (2002a), De Bruyn & von Tschirnhaus (1991a), Buhr (1932a, 1941b, 1964a), Černý (2001a), Černý, Andrade, Gonçalves & von Tschirnhaus (2018a), Černý & Merz (2005a, 2007a), Černý & Vála (1999a), Černý, Vála & Barták (2001a). Chałańska, Łabanowski & Soika (2006a), Ci̇velek, Çikman & Dursun (2008a), Civelek, Tonguc, Ozgul & Dursun (2007a), Csóka (2003a), Drăghia (1971a), Eiseman & Lonsdale (2018a), van Frankenhuyzen Houtman & Kabos (1982a), Griffiths (1962a), Haase (1942a), Hartig (1939a), Hering (1924a,b, 1925a, 1926b, 1954a, 1957a, 1967a), Huber (1969a), Kabos (1971a), Kvičala (1938a), Lhomme (1934d), Maček (1999a), Manning (1956a), de Meijere (1924a, 1925a, 1939a), Michalska (1970a, 1972a, 1976a, 2003a), Michna (1975a), Nowakowski (1954a), Ostrauskas, Pakalniškis & Taluntytė (2003a), Papp & Černý (2015a), Pârvu (2005a), Popescu-Gorj & Drăghia (1966a), Robbins (1991a), Rydén (1926a, 1956a), Sasakawa (1961a), Scheirs, De Bruyn & von Tschirnhaus (1999a), Seidel (1957a), Skala (1951a), Sønderup (1949a), Spencer (1953a, 1972a, 1976a), Stammer (2016a), Starke, 1942a), Starý (1930a), von Tschirnhaus (1999a), Ureche (2010a), Zoerner (1969a, 1970a).