Plant Parasites of Europe

leafminers, galls and fungi

Trigonaspis brunneicornis

Trigonaspis brunneicornis Kieffer, 1901

on Quercus

Trigonaspis brunneicornis: galls on Quercus pyrenaica

Quercus pyrenaica, galls (from Houard, 1908a)

gall

one, often more, fusiform gall at the underside of a leaf, lengthwise attached to a thick vein; the end points are free. The surface has irregular ridges and is white-hairy.

hostbplants

Fagaceae, narrowly monophagous

Quercus pyrenaica.

very rarely also on Q. faginea, where the two species grow together.

parasitoids, predators

Eupelmus barai, vesicularis; Ormyrus pomaceus; Sycophila flavicollis, variegata.

notes

only the agamous generation is known.

references

Cogolludo (1921a), Fusu (2017a), Gómez, Hernández Nieves, Garrido Torres, ao (2006a), Nieves-Aldrey (1984b, 2001a), Nieves-Aldrey, Gómez, Hernández Nieves & Lobo (2006a), Tavares (1905a).

Last modified 27.vi.2022