Guzzi, A.; Santos, F. C. V.; Ferreira, G. J. C.; Donatelli, R. J. COMPARATIVE ANALYSIS OF THE CRANIAL OSTEOLOGY AND EVOLUTIONARY TRAITS OF Micrastur Gilvicollis, Micrastur Ruficollis AND Micrastur Semitorquatus (AVES: FALCONIFORMES). rnzool 2014, 8, 70-88.