Esgueiria miraensis E.M.Friis, K.R.Pedersen et P.R.Crane

Plant Fossil Names Registry Number: PFN002877


Authors: E. M. Friis, K. R. Pedersen & P. R. Crane

Rank: species

Genus: Esgueiria E.M.Friis, K.R.Pedersen et P.R.Crane

Reference: Friis, E. M., Pedersen, K. R. & Crane, P. R. (1992): Esgueiria gen. nov., fossil flowers with combretaceous features from the Late Cretaceous of Portugal. – Biologiske Skrifter 41: 1–45., link

Page of description: 13

Illustrations or figures: figs 4, 5, pls 8, 9


Holotype SI00715, Palaeobotanical Collections, Department of Palaeobiology, the Swedish Museum of Natural History, Stockholm, Sweden
Figures: fig. 4, pl. 7, fig. 4

Note: Holotype from sample Portugal 99.

Original diagnosis/description

Ovary and fruit campanulate. Glandular trichomes on the hypanthium and base of styles. Simple trichomes densely spaced on the surface of ovary, calyx, corolla, filaments and styles. Dimensions'. Flower bud: lenght of petals: 0.75 mm; length of ovary: 0.75 mm; maximum breadth of ovary: 0.5 mm. Flowers: length of sepals: 0.5 mm; breadth of sepals: length of ovary: 0.8–0.95 mm; breadth of ovary: 0.5–0.65 mm. Pollen: Not unequivocally identified.


From the town of Mira in the vicinity of which the fossil flowers were collected.


Cretaceous, Upper Cretaceous
“Argilas de Vargos”; Campanian-Maastrichtian


Clay pit south of Mira

Plant fossil remain

macro- and meso-fossils-embryophytes except wood


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