Yavanna chimaerica

Yavanna; Temporal range: Aptian; ~125–113 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Plantae
Division:	Pteridophyta
Class:	Polypodiopsida /; Pteridopsida (disputed)
Order:	Cyatheales
Genus:	Yavanna ; Vera
Type species
	Yavanna chimaerica; Vera 2013

Yavanna is an extinct genus of tree ferns known from the Early Cretaceous Cerro Negro Formation of what are now the South Shetland Islands, Antarctica.[1]

References

Vera, Ezequiel Ignacio (2013). "New cyathealean tree fern, Yavanna chimaerica gen. et sp. nov., from the Early Cretaceous of Livingston Island, Antarctica". Cretaceous Research. 44: 214–222. doi:10.1016/j.cretres.2013.04.011.

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