Ctenoplon x-littera is a species of beetle in the family Cerambycidae, the only species in the genus Ctenoplon.Bezark, Larry G. A Photographic Catalog of the Cerambycidae of the World . Retrieved on 22 May 2012. It is found in Brazil (Maranhão, Goiás, Pernambuco, Bahia, Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, Rio Grande do Sul), Bolivia (Santa Cruz), Paraguay and Argentina (Formosa, Misiones)
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