Coat of arms of Matias Gonçalves de Oliveira Roxo, the baron of Oliveira Roxo. Also used by his father, the first baron of Vargem Alegre, and by his brother, the viscount of Vargem Alegre.
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<i>Archivo Nobiliarchico Brasileiro</i>, of Rodolfo Smith de Vasconcelos and Jaime Smith de Vasconcelos (1918).