Prionacalus iphis is a species of longhorn beetle of the subfamily Prioninae.

Description Prionacalus iphis can reach a body length of about . This species has mostly black body, large mouthparts and long antennae.

Distribution This species is found in Ecuador and Peru.

References Biolib Bezark, Larry G. A Photographic Catalog of the Cerambycidae of the World Coleoptera-Atlas