Chondrichthyes - Carcharhiniformes - Scyliorhinidae
Alternative spelling: Pentanchidae
Parent taxon: Scyliorhinidae according to D. C. Hovestadt and M. Hovestadt-Euler 1995
See also Jordan 1963 and van der Laan 2019
Sister taxa: Apristurus, Cadiera, Casieria, Cephaloscyllium, Crassescyliorhinus, Cretascyliorhinus, Foumtizia, Haploblepharus, Megascyliorhininae, Microscyliorhinus, Palaeoscyllium, Paramaturus, Parascyllium, Parasymbolus, Platyrhizoscyllium, Porodermoides, Premontreinae, Prohaploblepharus, Proscyllium, Protoscyliorhinus, Pseudotriacis, Pteroscylliinae, Pteroscyllium, Scyliorhininae, Scyliorhinotheca, Scyliorhinus, Scylliodus, Scyllium, Sigmoscyllium, Thiesus, Thyellina
Subtaxa: Bythaelurus Caninoa Caninotus Pentanchus Thalassoklephtes
Distribution:
• Oligocene of Belgium (3 collections), United States (1: South Carolina)
Total: 4 collections each including a single occurrence