Sphenopteris

Sphenopteris
Temporal range: Late Devonian-Cretaceous
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Sphenopteris specimen found in Carboniferous rocks in Loire-Atlantique department, France
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Division: †Pteridospermatophyta
Class: †Lyginopteridopsida
Order: †Lyginopteridales
Family: †Lyginopteridaceae
Genus: †Sphenopteris
Sternberg 1825
Species
  • S. alata †
  • S. elegans †
  • S. fragilis †
  • S. obtusiloba †
  • S. pinnae †
  • S. plicata †
  • S. pottsvillea †
  • S. sanjuliensis †
  • S. spiniformis †
  • S. suessi †
  • S. trifoliata †
  • S. valentinii †
  • S. warragulensis †
Synonyms
  • Synonyms of S. elegans
    • Sphenopteris adiantoides

Sphenopteris is a genus of seed ferns containing the foliage of various extinct plants, ranging from the Devonian to Late Cretaceous. One species, S. höninghausi, was transferred to the genus Crossotheca in 1911.

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