- References
{{Taxobox
|regnum = Animalia
|phylum = Arthropoda
|classis = Insecta
|ordo = Coleoptera
|subordo = Polyphaga
|familia = Cerambycidae
|genus = Pterolophia
|species = P. riouensis
|binomial = Pterolophia riouensis
|binomial_authority = Breuning, 1938
}}Pterolophia riouensis is a species of beetle in the family Cerambycidae. It was described by Stephan von Breuning in 1938. It is endemic to Borneo.[1]References1. ^[https://www.biolib.cz/en/taxon/id255479/ BioLib.cz - Pterolophia riouensis]. Retrieved on 27 February 2018.
{{Taxonbar|from=Q14744009}}{{Pterolophia-stub}} 4 : Pterolophia|Beetles described in 1938|Endemic fauna of Borneo|Taxa named by Stephan von Breuning |