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Cycadeoidea

Cycadeoidea
Temporal range:
Fossilized honeycombed structure on display
C. marylandica specimen on display at the National Museum of Natural History
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Order: †Bennettitales
Family: †Cycadeoidaceae
Genus: †Cycadeoidea
Buckland, 1828
Type species
†Cycadeoidea megalophylla Buckland
Species

See text.

Synonyms[1]
  • Mantellia Pomel
  • Cylindropodium Saporta
  • Bennettites Carruth.
  • Clathropodium Saporta
  • Cycadea Capellini & Solms
  • Schizopodium Morière
  • Tysonia Fontaine

Cycadeoidea is an extinct genus of bennettitalean plants known from the Cretaceous (and possibly the Jurassic) of North America, Europe and Asia.[2] They grew as cycad-like plants with a short trunk topped with a crown of leaves.

  1. ^ Doweld, Alexander B. (3 May 2016). "The nomenclature of (fossil Spermatophyta: Cycadeoideopsida)". Taxon. 65 (2): 372–379. doi:10.12705/652.16.
  2. ^ Liu, Fengxiang; Yang, Xiaonan; Cheng, Yeming (2022-01-12). "Anatomical Study of Cretaceous, Permineralized, Bennettitalean Fossils from Heilongjiang Province, NE China". Acta Geologica Sinica - English Edition. 96 (5): 1755–6724.14902. doi:10.1111/1755-6724.14902. ISSN 1000-9515. S2CID 253205097.

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