Trisetacus quadrisetus (Thomas, 1889)

on Juniperus

Trisetacus quadrisetus: gall on Juniperus communis

Juniperus communis, Belgium, prov. Namur, Viroinval, Treignes, Tienne d’Al Vau © Stéphane Claerebout

frontal view

Trisetacus quadrisetus: gall on Juniperus communis

Juniperus communis, Kampsheide (Dr.) © Ben van As

gall

Fruit gall. The berry is slightly swollen, and the fusion of its three parts apically is incomplete, leaving a triradiate fissure.

hostplants

Cupressaceae, monophagous

Juniperus communis.

references

Béguinot (2002e, 2003b, 2006b), Buhr (1964b), Dauphin & Aniotsbehere (1997a), Farkas (1965a), Hellrigl (2003a), Houard (1908a), Keifer, Baker, Kono ao (1982a), Lambinon, Carbonnelle & Claerebout (2015a), Lewandowski, Skoracka, Szydło ao (2014a), Redfern & Shirley (2011a), Roskam (2009a), Skoracka, Lewandowski & Boczek (2005a).

mod 20.v.2018