Subfamily Xiphiinae Swainson 1839 (sword fish)
Actinopteri - Istiophoriformes - Xiphiidae
Parent taxon: Xiphiidae according to H. L. Fierstine 2006
See also Monsch 2004 and Monsch et al. 2005
Sister taxa: Embalorhynchus, Glyptorhynchus, Xiphiorhynchinae
Subtaxa: Istiophorini Rotundorhynchus Tamesichthys Xiphias Xiphiorhynchini
Ecology: nektonic omnivore
Distribution:
• Quaternary of Italy (1 collection)
• Pliocene to Pleistocene of Italy (1)
• Pliocene of Italy (2), United States (1: North Carolina)
• Oligocene of Australia (1)
• Eocene of Kazakhstan (1), the United Kingdom (1)
• Paleocene of United States (1: Maryland)
Total: 9 collections including 10 occurrences