Coat of arms of Antônio Tertuliano dos Santos, baron of Silveiras. Blazon given at 22nd May, 1868, according to registry of Cartório da Nobreza, book VI, page 98.
Archivo Nobiliarchico Brasileiro, of Rodolfo Smith de Vasconcelos and Jaime Smith de Vasconcelos (1918).
Tonyjeff, based on symbol of XIX century.