Contorcionist, cat trainer, globist and trapezist. In his childhood, his aunt Julieta Tavares took him to the Circo Politerpsia where he started his artistic career as a contortionist at age nine. From 1967 to 1977 he performed at Guido Cenci's circus and Charles Barry. In 1982, he started working for Circo Vostok and left in 1986. Antenor married Yvone Silva, one of Barry’s sister.