Conodonta - Prioniodontida - Multioistodontidae
Parent taxon: Prioniodontida according to L. J. Pyle and C. R. Barnes 2002
See also Clark et al. 1981 and Sweet 1988
Sister taxa: Acodontidae, Anticostiodus, Balognathidae, Balognathoidea, Cyrtoniodontidae, Distomodontidae, Histiodella, Oepikodus, Oistodontidae, Paracordylodontidae, Paracordylodus, Periodontidae, Phragmodus, Plectodinidae, Prioniodinida, Prioniodinina, Prioniodontacea, Rhipidognathidae, Strachanognathidae
Subtaxa: Acanthodina Leptochirognathus Multioistodus Neomultioistodus Paraprioniodus
Type: Multioistodus
Ecology: nektonic carnivore
Distribution:
• Silurian of Malaysia (2 collections)
• Whiterockian of Canada (4: British Columbia), United States (3: Nevada)
• Arenig of Argentina (1), China (2)
• Ordovician of Canada (4: British Columbia), China (1), the Russian Federation (11), United States (3: Minnesota, Nevada, Oklahoma)
Total: 31 collections including 37 occurrences