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