Bicatia costata E.M.Friis, K.R.Pedersen et P.R.Crane

Plant Fossil Names Registry Number: PFN002867


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

Rank: species

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

Reference: Friis, E. M., Pedersen, K. R. & Crane, P. R. (2014): Welwitschioid diversity in the Early Cretaceous: evidence from fossil seeds with pollen from Portugal and eastern North America. – Grana 53(online)(3): 175–196.

Page of description: 181

Illustrations or figures: figs 1–4

Name is type for

Bicatia E.M.Friis, K.R.Pedersen et P.R.Crane 2014


Holotype S174086, Palaeobotanical Collections, Department of Palaeobiology, the Swedish Museum of Natural History, Stockholm, Sweden
Figures: figs 1A, H, 4B, D

Note: Holotype from sample Juncal 70.

Paratypes: S172654, S174087–S174091, S174260–S174283, S174293 (sample Juncal 70; in total 276 specimens); S174259, S174298 (sample Juncal 71; in total three specimens); S174306 (sample Juncal 64; one specimen).

Original diagnosis/description

As for the genus with the following additions: Seed envelope elliptical to ovate in outline with a pointed apical protrusion and a slightly concave base. Lateral wings narrow, of almost the same width from base to apex. Surface of seed envelope rugose with irregular transversely oriented ridges. Cells of outer epidermis of the seed envelope longitudinally aligned; narrowly elongate over the midrib, shorter laterally with small circular thickenings along the cell walls.


From the ribbed surface of the seed envelope.


Cretaceous, Lower Cretaceous
Famalicão Member, Figueira da Foz Formation (late Aptian–early Albian)


clay pit close to the village of Juncal (39° 35′ 42″ N; 08° 54′ 00″ W)

Plant fossil remain

macro- and meso-fossils-embryophytes except wood


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