Araucarites alatisquamosus Tak.Ohsawa et H.Nishida in Ohsawa, Yabe, Yamada, Uemura, Terada, Leppe, Hinojosa & Nishida

Plant Fossil Names Registry Number: PFN002356

Act LSID: urn:lsid:plantfossilnames.org:act:2356

Authors: T. (T. ) Ohsawa & H. Nishida

Rank: species

Genus:

Reference: Ohsawa, Takeshi A., Yabe, A., Yamada, T., Uemura, K., Terada, K., Leppe, M., Hinojosa, F. L. & Nishida, H. (2016): Araucarian leaves and cone scales from the Loreto Formation of Río de Las Minas, Magellan Region, Chile. – Botany 94: 805–815., link

Page of description: 807

Illustrations or figures: fig. 2A(2)–A(6)

Types

Original diagnosis/description

Fossil detached cone scales composed of cuneate bract, 32–33 mm long by 30–34 mm wide. Delicate wings expanded laterally up to 5–6 mm from each side of woody central zone of cone scale. Bract spine short, 3 mm long. Single oval seed embedded in ovuliferous scale, 18–24 mm long by 5–5.5 mm wide. Ovuliferous scale surrounding seed, oval, 7.6–8.0 mm at the widest portion. Ovuliferous scale tip rounded, about 2 mm from distal end of seed.

Etymology

Species epithet, alatisquamosus originates from a Latin alatus for “winged” and squamosus for “scaly”.

Stratigraphy

Paleogene
Loreto Formation, Late Eocene – early Oligocene

Locality

Chile
Río de Las Minas area near Punta Arenas, Magellan Region