Gnomidolon pallidicauda is a species of beetle in the family Cerambycidae. It was described by Gounelle in 1909. It is found in Brazil (Acre, Mato Grosso, Mato Grosso do Sul, Goiás, Maranhão, Bahia, Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, Rio Grande do Sul), Peru, Bolivia (Beni, Santa Cruz) and Paraguay.
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