BarclayopsisBarclayopsis urceolata is a fossil species of the family Nymphaeaceae from the Maastrichtian and Paleocene of Eisleben, Germany.DescriptionThe oval to rounded, 2–3 mm wide seed has a up to 0.15 mm thick, two-layered testa.TaxonomyIt was published by Ervin Knobloch and Dieter [Hans Mai] in 1984.EtymologyThe specific epithet urceolata means urceolate, or jug-shaped.