Coat of arms of Dom Francisco Afonso Maurício de Sousa Coutinho, viscount and marquess of Maceió (the same arms of the Portuguese blasons of the Sousa Chichorro and Coutinho families).
Archivo Nobiliarchico Brasileiro, of Rodolfo Smith de Vasconcelos and Jaime Smith de Vasconcelos (1918).
myself, based on symbol of XIX century.