Subfamily Acanthurinae (ray-finned fish)
Osteichthyes - Acanthuriformes - Acanthuridae
Parent taxon: Acanthuridae according to A. F. Bannikov and J. C. Tyler 2012
See also Tyler and Micklich 2011
Sister taxa: Acanthuroides, Acanthurus, Ctenochaetus, Eonaso, Eorandallius, Frigosorbinia, Gazolaichthys, Lehmanichthys, Marosichthys, Metacanthurus, Metaspisurus, Naseus, Nasinae, Naso, Padovathurus, Paracanthurus, Pesciarichthys, Prionurus, Proacanthurus, Protozebrasoma, Sorbinithurus, Tauichthys, Tylerichthys, Zebrasoma
Subtaxa: Glarithurus
Ecology: fast-moving aquatic grazer
Distribution: found only at Landesplattenberg slate quarry (Oligocene of Switzerland)