The present invention relates to hetaryl (thio)carboxamide compounds of formula I, to the tautomers and N-oxides thereof and to the salts thereof: wherein X, R1 and A are as defined in the description. The present invention further relates to a method for controlling invertebrate pests, to a method for protecting plant propagation material and/or the plants which grow therefrom, to plant propagation material, comprising at least one hetaryl (thio)carboxamide compound according to the present invention, to a method for treating or protecting an animal from infestation or infection by parasites and to an agricultural composition containing at least one compound according to the present invention.