The present invention relates N-(aromatic, 6-membered, fused, (hetero)aryl-methylene)-N-cycloalkyl carboxamide derivatives, their thiocarboxamide or N-substituted carboximidamide analogues, all of formula (I) wherein A represents a carbo-linked 5-membered heterocyclyl group; T represents O, S, N—Rc, N—ORd, N—NRcRd or N—CN; Z1 to Z3 and B represents an aromatic, 6-membered, fused, (hetero)aryl; their process of preparation; their use as fungicide active agents, particularly in the form of fungicide compositions and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.