Liriodendroidea costata Frumin et E.M.Friis
Plant Fossil Names Registry Number: PFN002873
Act LSID: urn:lsid:plantfossilnames.org:act:2873
Genus: Liriodendroidea Erw.Knobloch et Mai
Reference: Frumin, S. I. & Friis, E. M. (1999): Magnoliid reproductive organs from the Cenomanian-Turonian of north-western Kazakhstan: Magnoliaceae and Illiciaceae. – Plant Systematics and Evolution 216(3–4): 265–288., link
Page of description: 273
Illustrations or figures: figs 3a–f, 4a, b
Holotype 1700b–137, Komarov Botanical Institute of the Russian Academy of Sciences (BIN RAS), Saint Petersburg, Russia
Figures: fig. 3a–e
Main seed body elliptical to ovate in outline, apically obtuse with a distinct acuminate micropylar beak, and basally acute to rounded; raphe sinus wide and deep, ovate in outline with distinct margins. Surface of endotesta smooth on ventral side while strongly ribbed on dorsal side of seed with 6–7 longitudinal ridges. Endotesta thick consisting of one layer of straight palisade-shaped sclerenchyma cells.
From Lat. costatus (ribbed) referring to the ribbed testa of the seed.
Cretaceous, Upper Cretaceous
Sarbay Quarry near the town of Rudnyy (Northern Kazakhstan)
Plant fossil remain
macro- and meso-fossils-embryophytes except wood
Use comments to notify PFNR administrators of mistakes or incomplete information relevant to this record.