Where: West Virginia (38.6° N, 80.0° W: paleocoordinates 33.1° S, 29.5° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Hampshire Formation, Famennian (372.2 - 358.9 Ma)
Environment/lithology: mudstone
Size class: macrofossils
Preservation: permineralized, replaced with pyrite, replaced with limonite
Collection methods: quarrying, chemical, mechanical, peel or thin section,
Primary reference: B. Cornet, T.L. Phillips, and H.N. Andrews. 1976. The Morphology and Variation in Rhacophyton ceratangium from the Upper Devonian and its Bearing on Frond Evolution. Palaeontographica Abteilung B 158:105-129 [W. Stein/J. Kao/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 22757: authorized by Bill Stein, entered by Jenny Kao on 25.06.2002, edited by Dylan Horvath
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Archaeopteridopsida | |
Archaeopteris sp. Dawson 1871 |