Saportanthus dolichostemon E.M.Friis, P.R.Crane et K.R.Pedersen

Plant Fossil Names Registry Number: PFN002006

Act LSID: urn:lsid:plantfossilnames.org:act:2006

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

Rank: species

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

Reference: Friis, E. M., Crane, P. R. & Pedersen, K. R. (2017): Saportanthus, an extinct genus of Laurales from the Early Cretaceous of Portugal. – International Journal of Plant Sciences 178(8): 650–672.

Page of description: 651

Illustrations or figures: figs 1–5

Name is type taxon for

Saportanthus E.M.Friis, P.R.Crane et K.R.Pedersen 2017

Types

Holotype S174166, Palaeobotanical Collections, Department of Palaeobiology, the Swedish Museum of Natural History, Stockholm, Sweden
Figures: fig. 1A, F

Note: Holotype from the sample Vale de Água 408.

Paratypes: S105030, S105912, S105913 (sample Vale de Água 19), S101304, S101332, S101333, S101335, S122010, S122011 (sample Vale de Água 141), S174323 (sample Vale de Água 215), S174848 (sample Vale de Água 265), S174180 (sample Vale de Água 328), S174774 (sample Vale de Água 329), S174776 (sample Vale de Água 330), S174172 (sample Vale de Água 363), S125004, S125005, S125006, S174849 (sample Vale de Água 364), S135458, S135459 (sample Vale de Água 383), S174850 (sample vale de Água 384), S174164, S174165, S174851 (sample Vale de Água 408).

Original protologue

Tepals six to eight, narrow triangular. Stamens 10–15, mostly 10, up to 0.7 mm long, about three times longer than wide. Pollen trichotomocolpate. Carpels two; ovary wall thin. Ventral-lateral bundles thin and separate near the top of ovary, united further down. Ovary wall glabrous. Fruit with one or two seeds.

Etymology

From the long stamens (Greek dolichos [long] and stemon [stamen]).

Stratigraphy

Cretaceous, Lower Cretaceous
basal part of the Figueira da Foz Formation (late Aptian-early Albian)

Locality

Portugal
Vale de Água (39°37′15″N, 08°51′30″W)

Plant fossil remain

macro- and meso-fossils-embryophytes except wood