Annularia Sternberg 1821 (fern)

Polypodiopsida - Equisetales - Equisetidae

Synonyms: Rotularia Sternberg 1825, Trochophyllum Wood 1861 [objective synonym]

Parent taxon: Equisetales according to D. K. Nurgaliev et al. 2015

See also Andrews 1970 and Chandra and Tewari 1991

Sister taxa: Angaroradix, Annulariopsis, Annulina, Archaeocalamitaceae, Barakaria, Borisiella, Calamitaceae, Corynophyllites, Equisetaceae, Equisetophyton, Manchurostachys, Neokoretrophyllites, Notocalamites, Oncylogonatum, Phyllostachya, Phyllothecaceae, Protannularia, Protocalamostachys, Pseudoannularia, Pseudoasterophyllites, Pseudolobatannularia, Raniganjia, Schizoneuropsis

Subtaxa: Annularia spinulosa Rotularia marsileaefolia

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Type: Annularia spinulosa

Distribution:

• Triassic of the Russian Federation (1 collection)

• Permian of Argentina (2), Brazil (2), China (74), the Czech Republic (3), France (9), Germany (15), India (1), Indonesia (1), Malaysia (2), Mexico (1), Mongolia (5), Morocco (3), North Korea (5), Portugal (1), the Russian Federation (40), Saudi Arabia (1), South Africa (2), South Korea (4), Spain (3), the United Kingdom (2), United States (9: Arizona, Michigan, Oklahoma, Texas), Zambia (1), Zimbabwe (1)

• Virgilian of United States (2: New Mexico)

• Westphalian of Spain (1), United States (1: Illinois)

• Atokan of United States (1: Indiana)

• Pennsylvanian of Portugal (1), United States (13: Georgia, Illinois, Kansas, Kentucky, Michigan, New Mexico)

• Carboniferous to Permian of Morocco (1), Spain (1), United States (1: New Mexico)

• Carboniferous of Canada (6: New Brunswick, Nova Scotia), Germany (2), Portugal (1), Spain (2), Turkey (2), the United Kingdom (1), United States (37: Alabama, Arizona, Georgia, Illinois, Indiana, Kansas, Kentucky, Missouri, Ohio, Oklahoma, Utah, West Virginia)

• Mississippian of Canada (1: New Brunswick), United States (3: Illinois, Missouri, West Virginia)

Total: 265 collections including 398 occurrences

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Specimen images are retrieved through the ePANDDA API.


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