Compounds of the formula in which A represents an A radical from the group consisting of (A-b) and (A-f) where the broken line represents the bond to the nitrogen atom of the bicycle of the formula, B 2 represents hydrogen, R 1 represents hydrogen, R 2 c) represents a radical of the formula or R 2 d) represents a radical of the formula X represents oxygen, R 3 represents C 1 -C 4 -alkyl, R 22, if R 2 represents the radical c), represents a radical from the group consisting of C 1 -C 6 -alkyl, optionally cyano-substituted C 3 -C 6 -cycloalkyl, C 1 -C 6 -haloalkyl, C 1 -C 6 -alkoxy, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -alkylthio-C 1 -C 4 -alkyl, di-(C 1 -C 4 -alkyl)aminosulphonyl, R 23, if R 2 represents the radical c), represents a radical from the group consisting of hydrogen and C 1 -C 6 -alkyl, R 22, if R 2 represents the radical d), represents a radical from the group consisting of C 1 -C 4 -haloalkyl, C 1 -C 4 -alkylthio-C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulphinyl-C 1 -C 4 -alkyl and C 1 -C 4 -alkylsulphonyl-C 1 -C 4 -alkyl, R 23, if R 2 represents the radical d), represents a radical from the group consisting of hydrogen and C 1 -C 6 -alkyl, and in the case R 2 = d), R 22 also represents optionally halogen-, C 1 -C 6 -alkyl-and C 1 -C 6 -haloalkylsulphinyl-substituted phenyl and compounds of the formula in which A represents the A radical where the broken line represents the bond to the nitrogen atom of the bicycle of the formula, G 1 represents N or C-B 1, B 1 represents a radical from the group consisting of hydrogen and fluorine, T represents an electron pair, R 1 represents hydrogen, R 2 aa) represents a radical from the group consisting of in which G 2 represents a radical from the group consisting of halogen, C 1 -C 4 -alkylthio, C 1 -C 4 -alkylsulphinyl, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -haloalkylthio, C 1 -C 4 -haloalkylsulphinyl, C 1 -C 4 -haloalkylsulphonyl, C 1 -C 4 -alkylthio-C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulphinyl-C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulphonyl-C 1 -C 4 -alkyl, or R 2 c) represents a radical of the formula or R 2 d) represents a radical of the formula or R 2 f) represents haloalkyl, X represents oxygen, R 22 represents a radical from the group consisting of (D-1) to (D-3) where the broken line represents the bond to the nitrogen atom in the radical c) or to the carbon atom in the radical d), R represents C 1 -C 4 -alkyl, in each case optionally mono-, di-, tri-, tetra- or pentasubstituted by fluorine, chlorine, X 1 represents a radical from the group consisting of hydrogen, fluorine, chlorine, bromine, methyl and ethyl, W represents a radical from the group consisting of S, SO and SO 2, Y 3 represents a radical from the group consisting of hydrogen, fluorine, chlorine, bromine, methyl and ethyl, A represents an A radical from the group consisting of (A-b) and (A-f) where the broken line represents the bond to the nitrogen atom of the bicycle of the formula, B 2 represents hydrogen, R 1 represents hydrogen, R 2 c) represents a radical of the formula or R 2 d) represents a radical of the formula X represents oxygen, R 3 represents C 1 -C 4 -alkyl, R 22, if R 2 represents the radical c), represents a radical from the group consisting of C 1 -C 6 -alkyl, optionally cyano-substituted C 3 -C 6 -cycloalkyl, C 1 -C 6 -haloalkyl, C 1 -C 6 -alkoxy, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -alkylthio-C 1 -C 4 -alkyl, di-(C 1 -C 4 -alkyl)aminosulphonyl, R 23, if R 2 represents the radical c), represents a radical from the group consisting of hydrogen and C 1 -C 6 -alkyl, R 22, if R 2 represents the radical d), represents a radical from the group consisting of C 1 -C 4 -haloalkyl, C 1 -C 4 -alkylthio-C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulphinyl-C 1 -C 4 -alkyl and C 1 -C 4 -alkylsulphonyl-C 1 -C 4 -alkyl, R 23, if R 2 represents the radical d), represents a radical from the group consisting of hydrogen and C 1 -C 6 -alkyl, and in the case R 2 = d), R 22 also represents optionally halogen-, C 1 -C 6 -alkyl-and C 1 -C 6 -haloalkylsulphinyl-substituted phenyl and compounds of the formula in which A represents the A radical where the broken line represents the bond to the nitrogen atom of the bicycle of the formula, G 1 represents N or C-B 1, B 1 represents a radical from the group consisting of hydrogen and fluorine, T represents an electron pair, R 1 represents hydrogen, R 2 aa) represents a radical from the group consisting of in which G 2 represents a radical from the group consisting of halogen, C 1 -C 4 -alkylthio, C 1 -C 4 -alkylsulphinyl, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -haloalkylthio, C 1 -C 4 -haloalkylsulphinyl, C 1 -C 4 -haloalkylsulphonyl, C 1 -C 4 -alkylthio-C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulphinyl-C 1 -C 4 -alkyl, C 1 -C 4 -alkylsulphonyl-C 1 -C 4 -alkyl, or R 2 c) represents a radical of the formula or R 2 d) represents a radical of the formula or R 2 f) represents haloalkyl, X represents oxygen, R 22 represents a radical from the group consisting of (D-1) to (D-3) where the broken line represents the bond to the nitrogen atom in the radical c) or to the carbon atom in the radical d), R represents C 1 -C 4 -alkyl, in each case optionally mono-, di-, tri-, tetra- or pentasubstituted by fluorine, chlorine, X 1 represents a radical from the group consisting of hydrogen, fluorine, chlorine, bromine, methyl and ethyl, W represents a radical from the group consisting of S, SO and SO 2, Y 3 represents a radical from the group consisting of hydrogen, fluorine, chlorine, bromine, methyl and ethyl,