Parent taxon: Eudicots according to E. I. Vera et al. 2022
See also Jud 2011, Taylor et al. 2008 and The Angiosperm Phylogeny Group 2016
Sister taxa: Buxales, Coreeudicots, Cretaceoxylon, Ericales, Javelinoxylon, Krutzschipollis, Noferinia, Parviprojectus, Proteales, Ranunculales, Republica, Solanales, Tolmania, Trochodendrales, Violales, Wodehouseia
Subtaxa: Gunneraceae Myrothamnaceae Tricolpites
Ecology: "photoautotroph"
Distribution:
• Quaternary of Australia (1 collection)
• Miocene to Pliocene of Falkland Islands (Malvinas) (2)
• Miocene of Argentina (4), Australia (10), India (3), United States (2: Massachusetts)
• Oligocene to Miocene of Argentina (8), Australia (3), New Zealand (1)
• Oligocene of Argentina (3), Australia (1)
• Eocene to Oligocene of Antarctica (1), Chile (1), Peru (1)
• Eocene to Miocene of Argentina (1)
• Eocene of Antarctica (3), Argentina (14), Australia (1), Colombia (7), India (2), New Zealand (2), Southern Ocean (9), United States (57: Alabama, Alaska, Georgia, Louisiana, Mississippi, Virginia, Wyoming)
• Paleocene to Eocene of Australia (1), United States (6: Virginia)
• Paleocene of Antarctica (2), Argentina (50), Australia (12), Canada (8: Alberta, Manitoba), China (1), Colombia (9), India (3), New Zealand (12), United States (61: Alabama, Alaska, Mississippi, Missouri, North Dakota, South Carolina, Virginia, Wyoming)
• Paleogene of Argentina (1), Chile (1), India (1)
• Cretaceous to Paleogene of Antarctica (1), Argentina (1), New Zealand (7)
• Cretaceous of Antarctica (15), Argentina (56), Australia (10), Brazil (40), Canada (7: Alberta), Chile (2), China (2), Colombia (9), Cote D'Ivoire (3), Egypt (32), France (1), Ghana (7), India (2), Israel (1), Libya (1), Madagascar (1), Mexico (1), Morocco (1), New Zealand (1), Nigeria (26), North Atlantic (6), Peru (2), Senegal (6), United States (32: Alaska, Montana, New Jersey, North Dakota, South Carolina)
• Jurassic to Cretaceous of Egypt (1)
Total: 579 collections including 817 occurrences