Plant Parasites of Europe

leafminers, galls and fungi

Argyresthia cupressella parasite

Argyresthia cupressella Walsingham, 1890 cypress-tip moth Thuja (?) © Robert W. Duncan Pacific Forestry Centre, Victoria, British Columbia, Natural Resources Canada, Canadian Forest Service mine During autumn the larva mines a mere 9-12 leaves – the damage is quite inconspicuous. Hibernation occurs within the mine, and during mild days feeding…

Argyresthia cupressella larva parasite

Thuja (?) © Robert W. Duncan Pacific Forestry Centre, Victoria, British Columbia, Natural Resources Canada, Canadian Forest Service…

Juniperus host plants

…June-end March; prothoracic shield entirely black; abdomen green throughout: Argyresthia trifasciata 5a larva: prothoracic plate grey, spotted with black: Argyresthia abdominalis 5b prothoracic plate brown: Argyresthia dilectella 5c prothoracic plate not differentiated, green like the rest of the : Argyresthia cupressella Not included in they key: Argyresthia reticulata; Ocnerostoma friesei….

genus Juniperus host plant genus

…schmidti leaf bud gall Cecidomyiidae Oligotrophus valerii leaf bud gall Phytoptidae Trisetacus juniperinus leaf miner Gelechiidae Dichomeris marginella leaf miner Yponomeutidae Argyresthia abdominalis leaf miner Yponomeutidae Argyresthia aurulentella leaf miner Yponomeutidae Argyresthia cupressella leaf miner Yponomeutidae Argyresthia dilectella leaf miner Yponomeutidae Argyresthia reticulata leaf miner main Yponomeutidae Argyresthia trifasciata leaf…

Chamaecyparis host plants

…and anal shield black; pupation outside the mine: Argyresthia trifasciata 1b head and anal shield dark brown; pupation within the mine (infested twigs wilt and fall to the ground!): Argyresthia thuiella 1c galls, etc => Tables for all parasites per species Not included in the key: Argyresthia cupressella, Argyresthia dilectella….

Thuja host plants

…larva: head and anal shield black; pupation outside the mine: Argyresthia trifasciata 1b head and anal shield dark brown; pupation within the mine (infested twigs wilt and fall to the ground!): Argyresthia thuiella 1c galls, etc => Tables for all parasites per species Not included in the key: Argyresthia cupressella….

genus Chamaecyparis host plant genus

…scale Diaspididae Carulaspis juniperi flower gall Cecidomyiidae Cupressatia siskiyou leaf leaf spot Xylariales Pestalotiopsis monochaetioides leaf miner Yponomeutidae Argyresthia cupressella leaf miner Yponomeutidae Argyresthia dilectella leaf miner Yponomeutidae Argyresthia thuiella leaf miner Yponomeutidae Argyresthia trifasciata leaf vagrant Eriophyidae Epitrimerus insons stem gall Rhizobiales Agrobacterium tumefaciens stem vagrant Aphididae Cinara cupressi…

genus Cupressus host plant genus

…leaf vagrant Tortricidae Cacoecimorpha pronubana leaf vagrant Phytoptidae Trisetacus cupressi leaf vagrant Eriophyidae Epitrimerus cupressi leaf miner Yponomeutidae Argyresthia cupressella leaf miner Yponomeutidae Argyresthia thuiella leaf miner Yponomeutidae Argyresthia trifasciata leaf scale Diaspididae Lineaspis striata leaf scale Diaspididae Aonidia mediterranea leaf scale Diaspididae Lepidosaphes juniperi leaf scale Diaspididae Carulaspis minima…

genus Thuja host plant genus

…Yponomeutidae Argyresthia cupressella leaf miner Yponomeutidae Argyresthia thuiella leaf miner Yponomeutidae Argyresthia trifasciata leaf vagrant Aphididae Cinara juniperi leaf vagrant Eriophyidae Epitrimerus insons stem vagrant main Aphididae Cinara cupressi stem vagrant Aphididae Cinara tujafiina stem scale main Coccidae Parthenolecanium fletcheri leaf vagrant Aphididae Illinoia morrisoni stem scale Coccidae Parthenolecanium corni…

H (references) references, Uncategorized

…1869 (Lepidoptera: Coleophoridae) new to Britain and Scrobipalpa murinella (Duponchel, 1843) (Lepidoptera: Gelechiidae) at the same locality. – Entomologist’s Gazette 52(2): 101-104. Heckford RJ, 2001b. Observations on the larval habits of Kessleria saxifragae (Stainton) (Lepidoptera: Yponomeutidae). – Entomologist’s Gazette 52: 49-50. Heckford RJ, 2004a. Argyresthia cupressella Walsingham, 1890 (Lep.: Ypoonomeutidae)…

A (references) references

…Agassiz DJ & Tuck KR, 1999a. The Cypress Tip moth Argyresthia cupressella Walsingham, 1890 (Lepidoptera: Yponomeutidae) new to Britain. – Entomologist’s Gazette 50: 11-16. Agius J, 2017a. Lantanophaga pusillidactylus (Walker, 1864) new to the Maltese Islands (Lepidoptera: Pterophoridae). – SHILAP, Revista de Lepidopterología 45(178): 259-261. Agius J, 2018a. Pest species…