Biology:Krithodeophyton

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Short description: Extinct genus of Devonian plants

Krithodeophyton
Temporal range: Early Devonian
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Barinophytes
Genus: Krithodeophyton
D.Edwards
Species:
K. croftii
Binomial name
Krithodeophyton croftii
D.Edwards (1968)

Krithodeophyton is a genus of lower Devonian plant with branching axes. It is considered to be a barinophyte.[1][2]

Phylogeny

The phylogenetic position of the barinophytes remains disputed. Kenrick and Crane in 1997 called the group the Barinophytaceae and placed it in their Sawdoniales, well nested within the zosterophylls.[3] Taylor et al. in 2009 considered the barinophytes to be possible lycopsids rather than zosterophylls.[4] Hao and Xue in 2013 suggested that they were not lycopsids, instead falling between this group and the euphyllophytes.[5]

References

  1. Brauer, D. F. (1981). "Heterosporous, barinophytacean plants from the Upper Devonian of North America and a discussion of the possible affinities of the Barinophytaceae". Review of Palaeobotany and Palynology 33 (2–4): 347–362. doi:10.1016/0034-6667(81)90092-0. 
  2. Cichan, M.; Taylor, T.; Brauer, D. (1984). "Ultrastructural studies of in situ Devonian spores: Protobarinophyton pennsylvanicum Brauer". Review of Palaeobotany and Palynology 41 (3–4): 167. doi:10.1016/0034-6667(84)90044-7. 
  3. Kenrick, Paul; Crane, Peter R. (1997), The Origin and Early Diversification of Land Plants: A Cladistic Study, Washington, D.C.: Smithsonian Institution Press, p. 172, ISBN 978-1-56098-730-7 
  4. Taylor, T.N.; Taylor, E.L.; Krings, M. (2009), Paleobotany, The Biology and Evolution of Fossil Plants (2nd ed.), Amsterdam; Boston: Academic Press, pp. 325–326, ISBN 978-0-12-373972-8 
  5. Hao, Shougang; Xue, Jinzhuang (2013), The early Devonian Posongchong flora of Yunnan: a contribution to an understanding of the evolution and early diversification of vascular plants, Beijing: Science Press, pp. 55, 246, ISBN 978-7-03-036616-0, https://www.researchgate.net/publication/269875285, retrieved 2019-10-28 

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