The Arrowhead Piculet is a small woodpecker of the coastal lowlands of the Guianas. Its underparts have an arrowhead-like scaly pattern; males have broad red feather tips on the crown.
The crown is black with white feather tips; males have broad red tips. The olive-brown upperparts contrast with whitish underparts marked by distinctive arrowhead-like scales.
It occurs in secondary forest, mangroves, riverine forest, and plantations, feeding on ants and small beetles. It forages in shrubs and trees, sometimes hanging from small branches and twigs.
An extinction-risk assessment has not been added yet.