†family Ulmaceae de Mirbel 1815

Dicotyledonae - Urticales - Dilleniidae

Parent taxon: Urticales according to D.J. Mabberley 2000

See also Christophel 1976, Hickey 1977, MacGinitie 1941 and Taylor et al. 2008

Sister taxa: Barbeyaceae, Cannabaceae, Cecropiaceae, Moraceae

Subtaxa: Cedrelospermum Celtis Chaetoptelea Planera Pteroceltis Ulmus Zelkova

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Distribution:

• Quaternary of Argentina (1 collection), Australia (21), the Congo-Kinshasa (1), Egypt (1), France (5), Georgia (1), Hungary (7), Italy (1), Japan (4), Tanzania (1), United States (7: Arizona, Michigan, Texas, Virginia)

• Pliocene to Pleistocene of Hungary (1), Italy (2)

• Pliocene of Germany (1), Hungary (3), Japan (2), Slovakia (1), United States (2: California, Florida)

• Hemphillian of United States (3: Kansas, Tennessee)

• Miocene to Oligocene of United States (1: Montana)

• Miocene to Pliocene of Japan (5), South Africa (1), United States (1: Nebraska)

• Miocene of Argentina (1), Azerbaijan (4), Canada (1: Northwest Territories), France (1), Germany (9), Japan (12), Kenya (1), Poland (3), the Russian Federation (1), Switzerland (65), Turkey (1), United States (17: California, Georgia, Idaho, Montana, Nebraska, Nevada, Virginia, Washington)

• Oligocene to Miocene of Australia (3), Germany (1), United States (3: Montana)

• Oligocene to Eocene of United States (1: Oregon)

• Oligocene of Azerbaijan (1), the Czech Republic (3), Germany (1), the United Kingdom (1), United States (9: Idaho, Montana, Oregon, South Dakota)

• Eocene to Oligocene of United States (10: Colorado, Utah)

• Eocene to Miocene of Argentina (1)

• Eocene of Algeria (1), Canada (1: British Columbia), France (1), Germany (2), Japan (1), Mexico (1), Pakistan (2), the Russian Federation (1), United States (46: Alaska, California, Colorado, North Dakota, Oregon, Washington, Wyoming)

• Paleocene of Canada (2: Alberta), United States (77: Colorado, Montana, New Mexico, North Dakota, South Dakota, Wyoming)

• Tertiary of Japan (2)

• Cretaceous of Canada (2: British Columbia, Saskatchewan), Kazakhstan (1), United States (20: North Dakota)

Total: 383 collections including 501 occurrences

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