*** Welcome to piglix ***

Pteruchus

Pteruchus
Temporal range: Triassic
Pteruchus africanus.jpg
Pteruchus africanus fossil pollen organ, Late Triassic, Molteno Formation, Umkomaas, South Africa.
Scientific classification
Kingdom: Plantae
Division: Pteridospermatophyta
Order: Peltaspermales
Family: Corystospermaceae
Genus: Pteruchus
Thomas (1933)

Pteruchus is a form genus for pollen organs of the seed fern (Pteridospermatophyta family Umkomasiaceae. It was first described by Hamshaw Thomas from the Umkomaas locality of South Africa.

The pollen organ Pteruchus differs from other seed fern pollen organs in having numerous pendant pollen sacs from a blade-like head, in an arrangement similar to an epaulette.



...
Wikipedia

...