Xestophanes brevitarsis (Thomson, 1877)

on Potentilla

Xestophanes brevitarsis: young galls on Potentilla erecta

Potentilla erecta, Belgium, prov. Namur, Couvin, Aublain © Sébastien Carbonnelle

gall

Unilocular, rotund, 2-3 mm large, ultimately brown, fleshy galls, according to Buhr and Nieves-Aldrey mainly at the base of the plant, according to Redfern & Shirley mainly on the aerial stems. Often several galls in a string.

hostplants

Rosaceae, monofaag

Potentilla anglica, erecta, grandiflora, heptaphylla, incana, inclinata.

Contrary to the list above, Nieves-Adrey describes the species as strictly monophagous on P. erecta.

notes

the larva is described by Gómez Sanchez (2008a).

references

Buhr (1965a), Dauphin & Aniotsbehere (1997a), Eady & Quinlan (1963a), Gómez Sanchez (2008a), Hellrigl (2009a), Hellrigl & Bodur (2015a), Houard (1908a, Melika (2006a), Nieves-Aldrey (2001a), Redfern & Shirley (2011a), Roskam (2009a).

mod 27.vi.2018