Psyllopsis fraxinicola (Förster, 1848)
on Fraxinus
gall
Oviposition on a terminal bud; two generations; hibernation as egg on the bark of the host plant.
This species doesn’t cause galls, but its larvae may be found in the galls of P. fraxini or discrepans. The larvae in life are green.
host plants
Oleaceae, monophagous
Fraxinus angustifolia & subsp. oxycarpa + syriaca, dipetala, excelsior, ornus.
larva
White & Hodkinson (1982a) note that, contrary to all other species on ash, fraxinicola larvae don’t have black markings.
references
Baugnée, Burckhardt & Fassotte (2002a), den Bieman, Malenovský, Burckhardt & Heijerman (2019a), Burckhardt (1983a, 2002a), Burckhardt & Freuler (2000a), Conci, Rapisarda & Tamanini (1992a), Coulianos & Holmåsen (1991a), Hellrigl (2004a), Hodkinson (1989a, 2009a), Hodkinson & White (1979a), Jerinić-Prodanović (2010a), Lauterer & Dorow (2010a), Malenovský & Jerinić-Prodanović (2011a), Malenovský, Baňař & Kment (2011a), Malenkovský & Lauterer (2012a), O’Connor & Malumphy (2011a), Ossiannilsson (1992a), Ouvrard, Burckhardt & Cocquempot (2015a), Rapisarda, Weigand, Braun & Eickermann (2022a), Redfern & Shirley (2011a), Seljak (2006a, 2020a), Spodek, Burckhardt & Freidberg (2017a), White & Hodkinson (1982a).