Pleuromeia dubia

Pleuromeia dubia is a tall species for the genus, with distinctive elongate leaf scars, and known from the Early Triassic of Australia and South Africa. Like other species of Pleuromeia it was a survivor of the marked greenhouse spike at the end of the Early Triassic.[2]

leafy apex of Pleuromeia dubia from the Early Triassic Newport Formation near Newport, NSW

Pleuromeia dubia
Temporal range: Early Triassic
Reconstructions of extinct lycopsids Pleuromeia dubia and Cylostrobus sydneyensis (Pleuromeiaceae and Tomiostrobus australis (Isoetaceae) all from the Early Triassic Gosford and Newport Formations of the Sydney Basin, NSW, Australia.[1]
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Lycophytes
Class: Lycopodiopsida
Order: Pleuromeiales
Family: Pleuromeiaceae
Genus: Pleuromeia
Species:
P. dubia
Binomial name
Pleuromeia dubia
Retallack 1995

See also

References

  1. Retallack, Gregory J. (1997). "Earliest Triassic origin of Isoetes and quillwort evolutionary radiation". Journal of Paleontology. 7 (3): 500–521.
  2. Retallack, Gregory J. (2013). "Permian and Triassic greenhouse crises". Gondwana Research. 24: 90–103. doi:10.1016/j.gr.2012.03.003.


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