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 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 diagnosis/description
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
Comments
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