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Cooksonia paranensis
Cooksonia paranensis Gerrienne, S. Bergam., Egb. Pereira, M.-A.C. Rodrigues, Steem. Rev. Palaeobot. Palynol., 116(1-2): 22. Aug 2001
- Name
- Cooksonia paranensis
- Rank
- Species
- Generic Name
- [Genus] Cooksonia
- Authors (Pub.)
- Gerrienne P.
Bergamaschi S.
Pereira E.
Rodrigues M.-A. C.
Steemans P.
- Publication
- An early Devonian flora, including Cooksonia, from the Paraná Basin (Brazil) [2001/8]
- Journal
- Review of Palaeobotany and Palynology
- Volume
- 116
- Issue
- 1-2
- Page number
- 22
- Year
- 2001
- Fossil Status
- stems (with sporangia)
- Stratigraphy
- Lochkovian
- Location
- Jackson de Figueiredo, Jaguariaiva county, southern Paraná Basin, Brazil
- Paleoregion
- Gondwana (South America)
Data for Holotypus
- Repository
- Université de Liège, Liège, Belgium
- Repository Number
- 13511
- Diagnosis
- Erect plant with naked isotomously branching axes, 0.3-1.1 mm wide, at least 31 mm high; branching angle ranging from 30 to 70°; each ultimate axis terminated in a sporangium, plate-shaped or bowl-shaped at its top, 0.9-3.3 mm in diameter and approximately 1.0-3.0 mm in height; ultimate axis widening often considerably beneath the sporangium; axis/sporangium transition gradual; sporangium more or less completely sunken within the axis and not projecting beyond it. Spores and anatomy unknown.
