Regnellites
Extinct genus of ferns
From Wikipedia, the free encyclopedia
Regnellites nagashimae is the oldest known fossil belonging to the fern family Marsileaceae. It comes from rocks of the Upper Jurassic or Lower Cretaceous Kiyosu-e Formation of Japan.[1] The fossils include leaves with visible veins, as well as sporocarps.
| Regnellites | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Salviniales |
| Family: | Marsileaceae |
| Genus: | †Regnellites T.Yamada & M.Kato |
| Species: | †R. nagashimae |
| Binomial name | |
| †Regnellites nagashimae T.Yamada & M.Kato | |
