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Extinct genus of seed ferns From Wikipedia, the free encyclopedia
Pteruchus is a form genus for pollen organs of the seed fern (Pteridospermatophyta family Umkomasiaceae. It was first described by Hamshaw Thomas[1] from the Umkomaas locality of South Africa. It is associated with the seed bearing organs Umkomasia and Dicroidium leaves.
Pteruchus Temporal range: | |
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Pteruchus africanus fossil pollen organ, Late Triassic, Molteno Formation, Umkomaas, South Africa. | |
Scientific classification ![]() | |
Kingdom: | Plantae |
Order: | †Corystospermales |
Family: | †Corystospermaceae |
Genus: | †Pteruchus Thomas (1933)[1] |
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.
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