Pteruchus barrealensis

Pteruchus barrealensis; Temporal range: Early Triassic PreꞒ Ꞓ O S D C P T J K Pg N ↓
	Pteruchus barrelensis pollen organ from the Early Triassic Newport Formation of Turimetta Head, NSW, Australia.
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	†Pteridospermatophyta
Order:	†Peltaspermales
Family:	†Corystospermaceae
Genus:	†Pteruchus
Species:	†P. barrealensis
Binomial name
	†Pteruchus barrealensis; Holmes and Ash 1979

Pteruchus barrealensis is an unusually large species of Pteruchus with very elongate polleniferous heads from Early Triassic of Australia and Argentina.

Description

Pteruchus barrealensis is one of the geologically earliest species of Pteruchus, and has very elongate polleniferous heads.

Whole plant reconstruction

Pteruchus barrealensis from the Early Triassic of Australia may have been produced by the same plant as Umkomasia feistmantelii (ovulate organs) and Dicroidium zuberi (leaves)[1]

References

Retallack G.J. (1977). "Reconstructing Triassic vegetation of southeastern Australia: a new approach to the biostratigraphy of Gondwanaland". Alcheringa. 1: 247–265. doi:10.1080/03115517708527763.

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[1] Retallack G.J. (1977). "Reconstructing Triassic vegetation of southeastern Australia: a new approach to the biostratigraphy of Gondwanaland". Alcheringa. 1: 247–265. doi:10.1080/03115517708527763.