Plant Parasites of Europe

leafminers, galls and fungi

Hadroplontus trimaculatus

Hadroplontus trimaculatus (Fabricius, 1775)

on thistles


The biology of the larvae is far from clear. Dieckmann supposed that the larvae would live in the root collar. But Boldt & Campobasso found groups of larvae in vegetative buds (“crowns and buds”), while Sheppard write about “damage to roots and meristems”. Pupation almost certainly in the soil.

host plants

Asteraceae-Cardueae, oligophagous

Carduus acanthoides, bourgeanus, crispus, myriacanthus, nutans, pycnocephalus, tenuiflorus; Cirsium vulgare; Echinops sphaerocephalus; Galactites; Onopordum; Silybum marianum.

distribution within Europe

(PESI, 2019).


Ceutorhynchidius, Ceutorhynchus, trimaculatus.


Alonso Zarazaga (1983a), Behne (1981a), Boldt & Campobasso (1981a), Compte (1981a), Delbol (2008a, 2013a), Dieckman (1972a), Forbicioni, Abbazzi, Bellò ao (2019a), Gültekin (2004a, 2014a), Rheinheimer & Hassler (2014a), Sheppard, Aeschlimann, Sagliocco & Vitou (1995a), Yunakov, Nazarenko, Filimonov & Volovnik (2018a).

Last modified 1.iii.2021