Ataenius elegans is a species of beetle of the family Scarabaeidae. It is found in Brazil (Mato Grosso do Sul, Minas Gerais, Rio Grande do Sul, Paraíba, Piauí) and Venezuela.

Description Adults reach a length of about . They have an elongate-oblong, rusty brown, glabrous, moderately shiny body.

Life history Specimens have been collected on pastures in cattle excrements.

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