Harlequin Beetle
Acrocinus longimanus
Spanish: Escarabajo arlequín

The harlequin beetle (Acrocinus longimanus) is a large tropical longhorned beetle native to the Americas, especially from southern Mexico to Brazil in South America. The harlequin beetle feeds on sap and is given this name because of its elaborate pattern of black, red and greenish yellow markings on the wing covers of both sexes. The species name longimanus is a Latin word that refers to the extremely long forelegs (manus) of the males, which are usually... Most often recorded in Apr.
- 2022-04-12 — observation by nachotorres
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Cite as: “Harlequin Beetle (Acrocinus longimanus) at La Saladita”, La Saladita Field Guide, lasaladita.com/species/acrocinus-longimanus/, updated 2026-09-26. Observation counts and months come from iNaturalist research-grade records within about 50 km of 17.8375°N, 101.7606°W (the survey box also takes in Zihuatanejo, Ixtapa and Troncones); summary text from Wikipedia where present.