Dawsonites arcuatus T.Halle
Plant Fossil Names Registry Number: PFN000228
Act LSID: urn:lsid:plantfossilnames.org:act:228
Authors: T. G. Halle
Page of description: 24
Illustrations or figures: pl. 3, figs 1–9, pl. 4, figs 18–21
Name is type taxon for
Figures: pl. 3, figs 1–9, pl. 4, figs 18–21
Note: Except the figured specimens from Röragen, several other specimens described in previous publications by different authors are assigned by Halle (1916: 24–25) to his new species. As no type is designated, all specimens, figured and unfigured, must be treated as syntypes.
Sporangium-bearing branch-systems, dividing dichotomously, or differentiated into a sympodially formed main axis and bifurcating lateral branches. Ultimate branches slender and curved, bearing terminal capsules of a narrowly obovoid or short fusiform shape and usually 3–5 mm. long.
sandstones and slates at Röragen
Plant fossil remain
macro- and meso-fossils-embryophytes except wood