Isocolus scabiosae (Giraud, 1859)

on Centaurea

Isocolus scabiosae: gall on Centaurea orientalis

Centaurea orientalis, Romania, Iași county, Valea lui David Natural Reserve, vii.2019 © Alex Pintilioaie

Isocolus scabiosae: gall on Centaurea spec.

Centaurea spec., Poland, Owczary, 13.iv.2019 @ Sébastien Carbonelle

Isocolus scabiosae: gall on Centaurea scabiosa

Centaurea scabiosa, galls (from Houard, 1909a)

Isocolus scabiosae: gall

gall (from Eady & Quinlan, 1963a)

gall

Fusiform, fleshy, multilocular swelling of the stem, up to 5 cm large. Univoltine, pupation and hibernation in the gall.

host plants

Asteraceae, monophagous

Centaurea aspera, jacea, nigra, orientalis, scabiosa & subsp. sadleriana, stoebe.

synonyms

Aulax scabiosae. See also I. rogenhoferi.

notes

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

references

Bellmann (2012a), Buhr (1964a), Dauphin & Aniotsbehere (1997a), Eady & Quinlan (1963a), Gómez Sanchez (2008a), Hellrigl (2009a), Hellrigl & Bodur (2015a), Houard (1909a), Kwast (2014a), Lehmann & Hannover (2016a), Melika (2006a), Nieves-Aldrey (1994a, 2001a), Nieves-Aldrey, Gómez, Hernández Nieves & Lobo (2006a), Redfern & Shirley (2011a).