Sphenopteris valentinii G.Forte et Kerp in Forte, Kustatscher, van Konijnenburg-van Cittert & Kerp

Plant Fossil Names Registry Number: PFN000292

Act LSID: urn:lsid:plantfossilnames.org:act:292

Authors: G. Forte & H. Kerp

Rank: species


Reference: Forte, G., Kustatscher, E., van Konijnenburg-van Cittert, J. H. A. & Kerp, H. (2018): Sphenopterid diversity in the Kungurian of Tregiovo (Trento, NE-Italy). – Review of Palaeobotany and Palynology 252: 64–76.

Page of description: 67

Illustrations or figures: pls III, IV


Holotype MGP-PD 31970, Museum of Geology and Palaeontology of the University of Padova, Padova, Italy
Figures: pl. III

Note: counterpart of holotype: TREG 232 (pl. IV)
In material and methods, there is stated: "The recently collected material (collection Valentini) has a provisional prefix (e.g., TREG, followed by a progressive number);...".

Original diagnosis/description

Frond bifurcated, bipinnate, triangular in outline. Pinnae long, triangular in outline, densely spaced, partly overlapping, inserted above the bifurcation at acute angles. Pinnules pinnately arranged, quite narrow, inserted at acute angles, stiff, simple to once bifurcated near the pinnule base. First pinna and pinnule arising on the basiscopic (catadromic) side.


The epithet refers to Mr. Ferruccio Valentini who discovered the new fossil site near Tregiovo and collected the here described material.


Permian, Cisuralian, Kungurian
Tregiovo Formation (middle Kungurian)


Le Fraine Section, Tregiovo, upper flora, at 105 m above the base of the section Tregiovo, Val di Non, Trento Province, northern Italy

Plant fossil remain

macro- and meso-fossils-embryophytes except wood


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