Dinisia portugallica E.M.Friis, P.R.Crane et K.R.Pedersen

Plant Fossil Names Registry Number: PFN000484

Act LSID: urn:lsid:plantfossilnames.org:act:484

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

Rank: species

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

Reference: Friis, E. M., Crane, P. R. & Pedersen, K. R. (2019): The Early Cretaceous mesofossil flora of Torres Vedras (NE of Forte da Forca), Portugal: a palaeofloristic analysis of an early angiosperm community. – Fossil Imprint 75(2): 153–257.

Page of description: 223

Illustrations or figures: Text-fig. 45a–e

Name is type for

Dinisia E.M.Friis, P.R.Crane et K.R.Pedersen 2019

Types

Holotype S148216, Palaeobotanical Collections, Department of Palaeobiology, the Swedish Museum of Natural History, Stockholm, Sweden
Figures: Text-fig. 45a–e

Note: Holotype is from Torres Vedras sample 44.
Paratype S148217 (Torres Vedras sample 44) is housed in Palaeobotanical Collections, Department of Palaeobiology, the Swedish Museum of Natural History, Stockholm, Sweden.

Original diagnosis/description

Anther dithecate and tetrasporangiate. Pollen small, elliptical to almost circular in equatorial outline, monocolpate. Colpus short. Exine semitectate-reticulate and columellate. Reticulum homobrochate, vermiform; lumina of irregular shape. Muri of irregular width, supported by long, scattered columellae. Colpus margin indistinct. Colpus membrane with a fragmented reticulum. Orbicules small, spherical.

Etymology

From Portugal where the fossils were discovered.

Stratigraphy

Cretaceous, Lower Cretaceous
Lower member of the Almargem Formation; Early Cretaceous (late Barremian-early Aptian).

Locality

Portugal
Torres Vedras (NE of Forte de Forca; 39°06′13″ N, 9°14′47″ W).

Plant fossil remain

macro- and meso-fossils-embryophytes except wood

Comments

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