Where: Prince Georges County, Maryland (38.9° N, 76.9° W: paleocoordinates 31.9° N, 39.4° W)
• coordinate stated in text
When: Subzone II-B zone, Patapsco Formation (Potomac Group), Late/Upper Albian (105.3 - 99.6 Ma)
Environment/lithology: fluvial
Size classes: macrofossils, mesofossils, microfossils
Preservation: adpression, charcoalification, original carbon, original sporopollenin
Collection methods: bulk, sieve
Primary reference: E. M. Friis, P. R. Crane, and K. R. Pedersen. 1988. Reproductive structures of Cretaceous Platanaceae. Biologiske Skrifter Det Kongelige Danske Videnskskabernes Selskab 31:1-55 [H. Wang/H. Wang/H. Wang]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 28408: authorized by Hongshan Wang, entered by Hongshan Wang on 12.02.2003, edited by Monica Arakaki
Creative Commons license: CC BY (attribution)
Taxonomic list
Angiospermae | |
Platanocarpus marylandensis n. gen. n. sp., Platananthus potomacensis n. sp.
Platanocarpus marylandensis n. gen. n. sp. Friis et al. 1988
Platananthus potomacensis n. sp. | |
Magnoliopsida | |