Supaia

{{Short description|Extinct genus of fern-like plant}}

{{Automatic taxobox

| fossil_range = Permian
~{{fossil range|Permian}}

| image = Grand Canyon National Park GRCA 3274, Fossil Fern - Flickr - Grand Canyon NPS.jpg

| image_caption = Supaia sturdevanti

| taxon = Supaia

| authority = C.D.White

| subdivision_ranks = Species

| subdivision_ref = {{cite journal |first1=H. N. |last1=Andrews |year=1970 |title=Index of Generic Names of Fossil Plants, 1820-1965 |journal=Geological Survey Bulletin |volume=1300 |pages=1–354 |doi=10.3133/b1300|url=https://digital.library.unt.edu/ark:/67531/metadc1114957/ |doi-access=free }}

| subdivision = *Supaia sturdevanti C.D.White

• Supaia thinnfeldioides C.D.White

}}

Supaia is an extinct genus of fern-like plants, possibly seed ferns.{{cite journal |last1=DiMichele |first1=William A. |last2=Chaney |first2=Dan S. |last3=Nelson |first3=W. John |last4=Lucas |first4=Spencer G. |last5=Looy |first5=Cindy V. |last6=Quick |first6=Karen |last7=Jun |first7=Wang |title=A low diversity, seasonal tropical landscape dominated by conifers and peltasperms: Early Permian Abo Formation, New Mexico |journal=Review of Palaeobotany and Palynology |date=July 2007 |volume=145 |issue=3–4 |pages=249–273 |doi=10.1016/j.revpalbo.2006.11.003}} Species belonging to the genus lived during the Permian in North America,{{cite journal |last1=Lucas |first1=Spencer G. |last2=Krainer |first2=Karl |last3=Chaney |first3=Dan S. |last4=DiMichele |first4=William A. |last5=Voigt |first5=Sebastian |last6=Berman |first6=David S. |last7=Henrici |first7=Amy C. |title=The Lower Permian Abo Formation in Central New Mexico |journal=New Mexico Museum of Natural History and Science Bulletin |date=2013 |volume=59 |pages=161–180 |hdl=10088/20977}} east Asia,Heilongjiang Stratigraphic Group. 1979. The Stratigraphic Tables of Heilongjiang. Geology Press 1-300 and Madagascar.{{cite journal |first1=H. |last1=Besairie |first2=M. |last2=Collignon |year=1972 |title=Geologie de Madagascar I. Les Terrains Sedimentaires |journal=Annales Géologiques de Madagascar |volume=35 |pages=1–463}} The leaves were adapted to minimize water loss, and the genus is thought to have grown as small trees (up to {{convert|4|m||sp=us}} in height) in a mudflat environment subject to frequent drought.{{cite journal |last1=DiMichele |first1=William A. |last2=Lucas |first2=Spencer G. |last3=Krainer |first3=Karl |title=Vertebrate trackways among a stand of Supaia White plants on an early Permian floodplain, New Mexico |journal=Journal of Paleontology |date=July 2012 |volume=86 |issue=4 |pages=584–594 |doi=10.1666/11-137R.1|s2cid=43781256 }}