Coat of arms of Antônio de Sousa Leão, baron of Morenos (the same arms of the Portuguese blason of the Sousa Leão family). Also used by his brother, the viscount of Campo Alegre.
Archivo Nobiliarchico Brasileiro, of Rodolfo Smith de Vasconcelos and Jaime Smith de Vasconcelos (1918).
myself, based on symbol of XIX century.