Maresurculus aichiensis T.Yamada

Plant Fossil Names Registry Number: PFN003625

Act LSID: urn:lsid:plantfossilnames.org:act:3625

Author: T. Yamada

Rank: species

Genus:

Reference for this name: Yamada, T. (2025): Seagrass fossils from the lower Miocene Morozaki Group in Aichi Prefecture, central Japan. – Aquatic Botany 201: 103913.

Original diagnosis/description

Short, linear, entire leaves with smooth, rounded apex, crowdedly borne around the shoot apex. Distinct ridge of ligule base spanning the full width of the leaf. Leaf lamina shed along with sheath. Open leaf scars arranged distichously on surface of fine stem.

Stratigraphy

Neogene, Miocene
in the lower part of the Toyohama Formation (Kondo and Kimura, 1987), Morozaki Group. The Toyohama Formation is estimated to be approximately 18.0–17.6 Ma in age, based on diatom, foraminiferal, and paleomagnetic data (Ito et al., 1999).

Locality

Japan
Oza, Toyohama-Kitayamadai in Minamichita Town, Aichi Prefecture