Also known as Sample was collected by W. W. Olive, USGS. His sample number was Ala-2.
Where: Colbert County, Alabama (34.4° N, 87.4° W: paleocoordinates 35.5° N, 56.2° W)
• coordinate based on nearby landmark
When: Tuscaloosa Formation, Late/Upper Cretaceous (100.5 - 66.0 Ma)
• The sample was collected by W. W. Olive, of the U.S. Geological Survey (his sample Ala-2), who stated (written commun., 1964) that it probably is from unit 4 described by Stephenson and Monroe (1940, p. 46).
Environment/lithology: claystone
Size class: microfossils
Preservation: original sporopollenin
Reposited in the USGS
• Holotype: USNM 42449, slide D3415 (mega 13), coordinates 99.6 X 5.5.
•Paratype: USNM 42453, slide D3415 (mega 8), coordinates 90.8 X 7.3.
•Paratype: USNM 42569, slide D3415 (mega 5), coordinates 91.6 X 21.0.
Primary reference: R. H. Tschudy. 1966. Associated megaspores and microspores of the Cretaceous genus Ariadnaesporites Potonie, 1956, emend. United States Geological Survey Professional Paper 550-D:D76-D82 [R. Lupia/B. Wilborn/B. Wilborn]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 34742: authorized by Rick Lupia, entered by Brooke Wilborn on 18.09.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Polypodiopsida | |
Ariadnaesporites cristatus n. sp.
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