Pteruchus

Pteruchus
Temporal range: Triassic
Pteruchus africanus fossil pollen organ, Late Triassic, Molteno Formation, Umkomaas, South Africa.
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Order: †Corystospermales
Family: †Corystospermaceae
Genus: †Pteruchus
Thomas (1933)[1]

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.

Umkomasia macleani reconstruction of whole plant including leaves (Dicroidium odontopteroides, pollen organs (Pteruchus africanus based largely on material from the Umkomaas locality of South Africa[2]
  1. ^ a b Thomas, H.H. (1933). "On some pteridospermous plants from the Mesozoic rocks of South Africa". Philosophical Transactions of the Royal Society B. 222 (483–493): 193–265. doi:10.1098/rstb.1932.0016.
  2. ^ Retallack, G.J. & Dilcher, D.L (1988). "Reconstructions of selected seed ferns". Annals of the Missouri Botanical Garden. 75 (3): 1010–1057. doi:10.2307/2399379. JSTOR 2399379.