†family Caytoniaceae

Ginkgoopsida - Caytoniales - Caytoniaceae

Parent taxon: Caytoniales according to S. V. Meyen 1984

See also Kenrick and Crane 1997 and Lapasha and Miller 1985

Sister taxa: Amphorispermum, Gristhorpia, Microcheiris, Pseudosagenopteris, Scoresbya, Vitreisporites

Subtaxa: Caytonia Sagenopteris

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Distribution:

• Cretaceous of Belgium (1 collection), Canada (11: Alberta, British Columbia), Greenland (2), India (1), the Russian Federation (4), United States (18: Montana)

• Jurassic to Cretaceous of Argentina (1), Canada (2: British Columbia), India (1), Peru (1)

• Jurassic of Afghanistan (1), Antarctica (2), Argentina (9), Azerbaijan (1), Belarus (1), Canada (1: Yukon), China (21), Colombia (1), Georgia (10), Germany (1), Greenland (3), India (4), Iran (2), Italy (1), Japan (2), Kazakhstan (4), Kyrgyzstan (1), Mexico (3), Poland (3), Portugal (1), Romania (13), the Russian Federation (20), Serbia and Montenegro (1), Tajikistan (8), Turkmenistan (1), Ukraine (1), the United Kingdom (35), United States (3: Alaska, Montana, Oregon/Idaho), Uzbekistan (2)

• Triassic to Jurassic of Sweden (1)

• Triassic of Argentina (2), Australia (1), China (16), Germany (1), Greenland (2), Italy (1), Japan (2), Kyrgyzstan (1), the Russian Federation (4), Sweden (2), Tajikistan (2), Ukraine (2), United States (2: Virginia, Virginia/North Carolina)

• Permian of India (4)

• Carboniferous of Canada (1: Nova Scotia)

Total: 242 collections including 312 occurrences

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