Bonanzacarpum Manchester et T.A.Lott

Plant Fossil Names Registry Number: PFN000563


Authors: S. R. Manchester & T. A. Lott

Rank: genus

Reference: Manchester, S. R. & Lott, T. A. (2019): Bonanzacarpum sprungerorum, a bizarre fruit type from the Eocene Green River Formation of Utah, USA. – Fossil Imprint 75(2): 281–288.

Page of description: 283


Bonanzacarpum sprungerorum Manchester et T.A.Lott

Original diagnosis/description

Fruit a tabular 4–6 sided circumscissile capsule. Capsule unilocular, with closely fitting operculum. Basal surface of locule with 7–11 obpyriform raised areas radiating from a central point and pointing proximally.


Bonanza (the nearest town to the fossil occurrences in northeastern Utah) plus carpum (fruit).

Plant fossil remain

macro- and meso-fossils-embryophytes except wood

Names associated with genus

Bonanzacarpum sprungerorum Manchester et T.A.Lott 2019


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