Sceloenopla subcornuta is a species of beetle of the family Chrysomelidae. It is found in Brazil (Amazonas).
Adults are broadly elongate, rather wider behind, depressed above and rufo-fulvous. The rufo-violaceous elytra are produced at the posterior angles into a flattened, acute, black spine. Each elytron has five large fulvous spots, which almost entirely cover the whole surface.
No host plant has been documented for this species.