Ceutorhynchus assimilis (Paykull, 1800)

turnip gall weevil

on Brassicaceae

Cardaria draba, Hongarije, Budapest-Hűvösvölgy © László Érsek

older galls

very fresh gall

opened

larva

vacated gall

vacated gall, opened

Cardaria draba, Hongarije, Mosonmagyaróvár © László Érsek

opened gall

detail

larvae

gall

rotund, fleshy swelling of the root collar, up to 1 cm in size; in the single gll chamber one legless, curved larva; pupation in the soil. Often a number of galls together, forming an irregular mass.

host plants

Brassicaceae, oligophagous

Alliaria petiolata; Alyssum alyssoides; Arabis alpina subsp. caucasica; Arabidopsis arenosa; Armoracia rusticana; Barbarea verna, vulgaris; Berteroa incana; Biscutella lyrata; Brassica napus, oleracea; Bunias erucago; Cakile maritima; Calepina irregularis; Camelina microcarpa, sativa; Capsella bursa-pastoris; Cardamine; Cardaria draba; Coincya monensis subsp. cheiranthos; Conringia orientalis; Crambe maritima; Descurainia sophia; Diplotaxis muralis; Eruca vesicaria; Erucastrum gallicum; Erysimum cheiri, cheiranthoides, hieracifolium; Hesperis matronalis; Iberis amara; Isatis tinctoria; Lepidium campestre; Lobularia maritima; Lunaria annua, rediviva; Moricandia arvensis; Myagrum perfoliatum; Nasturtium officinale; Neslia paniculata; Noccaea perfoliata; Peltaria alliacea; Pritzelago alpina; Raphanus raphanistrum, sativus; Rapistrum; Rorippa amphibia, islandica; Sinapis alba, arvensis; Sisymbrium altissimum, austriacum, loeselii, officinale; Thlaspi arvense.

Occasionally Cannabis sativa; Reseda lutea, luteola; Tropaeolum majus.

synonyms

Ceutorhynchus pleurostigma Marsham, 1802. In the literature on applied entomology until shortly the name C. assimilis was applied to the cabbage seedpod borer, C. obstrictus,, the larvae of which feed on the seeds of a wide variety of Brassicaceae.

predators

Eupelmus messene; Mesopolobus morys; Necremnus tidius; Trichomalus perfectus.

references

Askew, Blasco-Zumeta & Pujade-Villar (2001a), Behne (10987a), Blanes-Dalmau, Caballero-López & Pujade-Villar (2017a), Bouček (1959a), Buhr (1964b, 1965a), Cogolludo (1921a), Compte (1981a), Dauphin & Aniotsbehere (1997a), Delbol (2008a, 2013a), Dieckmann (1972a), Dieckmann & Herger (1985a), Fumanal, Martin, Sobhian ao (2004a), Fusu (2017a), Gültekin (2014a), Houard (1908a, 1909a), Lechapt (2015a), Redfern & Shirley (2011a), Rheinheimer & Hassler (2010a), Roskam (2009a), Tavares (1905a), Tomasi (2014a), Yunakov, Nazarenko, Filimonov & Volovnik (2018a).