†family Haloragidaceae Brown
Dicotyledoneae - Myrtales - Haloragidaceae
Parent taxon: Myrtales according to F. H. Knowlton 1919
See also Chandler 1961 and Mabberley 2000
Sister taxa: Alzateaceae, Combretaceae, Crypteroniaceae, Heterocolpites, Hydrocaryaceae, Lythraceae, Melastomataceae, Myrtaceae, Myrtaceidites, Oliniaceae, Onagraceae, Penaeaceae, Punicaceae, Rhynchocalycaceae, Sonneratiaceae, Trapaceae, Vochysiaceae
Subtaxa: Hippuris
Ecology: "photoautotroph"
Distribution:
• Quaternary of Canada (1: Ontario collection), the United Kingdom (4), United States (1: Washington)
• Pliocene of Germany (2), the Russian Federation (1)
• Miocene of Poland (1), the Russian Federation (9)
• Oligocene of the Russian Federation (3)
Total: 22 collections including 23 occurrences