Mennegoxylon

Mennegoxylon
	Mennegoxylon specimen
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Nyctaginaceae
Genus:	†Mennegoxylon; F.M.Hueber, E.M.V.Nambudiri, W.D.Tidwell & E.F.Wheeler
Type species
	Mennegoxylon jonesii;

Mennegoxylon, commonly referred to as snakewood, is a genus of now extinct trees exhibiting a cell structure resembling snake skin when viewed in cross section.[1] Mennegoxylon is found in the Eocene age Yegua Formation of Texas and Louisiana, USA.[1] Specifically, many examples of snakewood have been found in College Station, Texas.[2]

It has been classified as a genus in the Nyctaginaceae.[3] The type species is Mennegoxylon jonesii.[1] The genus is named for Dr. Alberta Mennega.[1]

References

Hueber, F.M.; E.M.V. Nambudiri; W.D. Tidwell; E.F. Wheeler (1991). "An Eocene fossil tree with cambial variant wood structure" (PDF). Review of Palaeobotany and Palynology. Amsterdam: Elsevier Science Publishers B.V. 68 (3–4): 257–267. doi:10.1016/0034-6667(91)90027-z.
Singleton, Scott (January 2017). "Occurrence of Fossil Woods in Texas, Primarily the Cretaceous and Tertiary". Gulf Coast Association of Geological Societies Transactions. 67: 305–330 – via The AAPG/Datapages Combined Publications Database.
Wheeler, Elisabeth; Manchester, Steven R. (January 2002). "Woods of the Middle Eocene Nut Beds Flora, Clarno Formation, Oregon, USA" (PDF). IAWA Journal. Nationaal Herbarium Nederland, The Netherlands: International Association of Wood Anatomists (3): 156. Retrieved 27 January 2021.

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[Hueber-1] Hueber, F.M.; E.M.V. Nambudiri; W.D. Tidwell; E.F. Wheeler (1991). "An Eocene fossil tree with cambial variant wood structure" (PDF). Review of Palaeobotany and Palynology. Amsterdam: Elsevier Science Publishers B.V. 68 (3–4): 257–267. doi:10.1016/0034-6667(91)90027-z.

[2] Singleton, Scott (January 2017). "Occurrence of Fossil Woods in Texas, Primarily the Cretaceous and Tertiary". Gulf Coast Association of Geological Societies Transactions. 67: 305–330 – via The AAPG/Datapages Combined Publications Database.

[3] Wheeler, Elisabeth; Manchester, Steven R. (January 2002). "Woods of the Middle Eocene Nut Beds Flora, Clarno Formation, Oregon, USA" (PDF). IAWA Journal. Nationaal Herbarium Nederland, The Netherlands: International Association of Wood Anatomists (3): 156. Retrieved 27 January 2021.