- Psilophyton
Taxobox
name = "Psilophyton"
fossil_range =Devonian
regnum =Plant ae
divisio =Trimerophytophyta
classis =
ordo =
familia =
genus = "Psilophyton" †
genus_authority = For the group, seePsilophyta ."Psilophyton" is a fossil
genus which currently contains 7 species known mostly from compression, impression and some permineralized anatomy. Most specimens come from Northern Maine, Gaspe Bay in Quebec, New Brunswick and the Czech Republic. "P. princeps", "P. forbesii", "P. dapsile", "P. charientos", "P. dawsonii", "P. microspinosum", "P. kräuselii" and "P. crenulatum" are the currently accepted members of the genus Psilophyton. Variation within the genus is significant.Fact|date=August 2007. The average specimen was 60 cm or more tall [ http://www.ucmp.berkeley.edu/IB181/VPL/Osp/Osp1.html Origin of seed plants University of California, Berkeley Accessed 2007/09/14 ]References
ee also
*
Zosterophyllophyta External links
* [http://online.sfsu.edu/~patters/evoldivers/pdfs/progymnos1.pdf Phylogeny of Euphyllophytes]
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