Rosalba luteomaculata is a species of beetle of the family Cerambycidae. It is found in Ecuador.
Description Adults reach a length of about . The head capsule is mostly dark brown. The prothorax is dark brown, but darker reddish brown on the prosternal process. The scutellum is brown and the elytra are reddish brown with semi‑circular blackish macula.
Etymology The species name is derived from Latin luteus (meaning yellow) and maculatus (meaning spotted) and refers to the distinct small yellow maculae on the elytra.
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