This article presents a hybrid boarding for the development of inteligents systems, by means of the one archetype shell neurofuzzy called Ícaro. The main objective of the use of the neurofuzzy networks is the development of systems where the knowledge is represented and processed of explicit form with easy interpretation. This occurs due the incorporation of the knowledge specialist for the logic fuzzy and capacity of learning of the neural networks. Shell Ícaro was tested developing a referring system neurofuzzy the evaluation of urban property of the type apartment in the city of Criciúma.