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Palmoxylon enochii

Angiospermae - Arecaceae

Taxonomy
Palmoxylon enochii was named by Estrada-Ruiz and Cevallos-Ferriz (2009). Its type specimen is IGM-PB 1289, an axis, and it is a 3D body fossil. Its type locality is Atascoso Ranch, which is in a Campanian/Maastrichtian coarse channel fill sandstone in the Olmos Formation of Mexico.

Sister species lacking formal opinion data
P. bacillare, P. cheyennense, P. hislopi, P. phytelephantoides, P. quenstedi, P. sundaram

Synonymy list
YearName and author
2009Palmoxylon enochii Estrada-Ruiz and Cevallos-Ferriz p. 579 figs. 2-3

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classAngiospermae
—Mesangiosperms
RankNameAuthor
—Monocots
familyArecaceaevon Berchtold and Presl 1820
genusPalmoxylonSchenk 1882
speciesenochii

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Palmoxylon enochii Estrada-Ruiz and Cevallos-Ferriz 2009
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Diagnosis
ReferenceDiagnosis
E. Estrada-Ruiz and S. R. S. Cevallos-Ferriz 2009Trunk composed of fundamental tissue and radially arranged vascular bundles; fundamental tissue with tubular cells that are isodiametric in transverse section, thin walled cells, branching and fusing forming well-marked intercellular spaces; vascular bundles reniform shaped in cross section, surrounded by three to four layers of rectangular, elongated, thin wall cells; vascular bundles have a fibrous cap, composed by thick-walled cells, somewith black contents, each vascular bundles with 2 to 3 metaxylem vessels with simple perforation plates and opposite pits, and 3 to 9 protoxylem cells.
Measurements
No measurements are available
Diet: "photoautotroph"p
Created: 2011-07-22 00:04:15
Modified: 2011-07-21 09:04:15
Source: p = phylum
Reference: Kiessling 2009

Age range: base of the Late/Upper Campanian to the top of the Early/Lower Maastrichtian or 83.60000 to 66.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian - Early/Lower Maastrichtian83.6 - 66.0Mexico (Coahuila) Palmoxylon enochii (type locality: 234984)