†Erratencrinurus (Erratencrinurus) Krueger 1971 (trilobite)
Trilobita - Phacopida - Encrinuridae
Parent taxon: Erratencrinurus according to A. W. Owen and R. A. Heath 1989
Sister taxa: Erratencrinurus (Celtencrinurus), Erratencrinurus capricornu, Erratencrinurus lapworthi, Erratencrinurus neuter, Erratencrinurus spicatus, Erratencrinurus trippi, Erratencrinurus uncatus, Erratencrinurus vigilans
Subtaxa: Erratencrinurus (Erratencrinurus) brutoni Erratencrinurus (Erratencrinurus) imperfectus Erratencrinurus (Erratencrinurus) inopinatus
Ecology: fast-moving low-level epifaunal carnivore
Distribution: