Where: Cecil County, Maryland (39.5° N, 76.0° W: paleocoordinates 32.3° N, 38.4° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Palynological Subzone II-C zone, Patapsco Formation (Potomac Group), Late/Upper Albian (105.3 - 99.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: gray claystone
Size classes: mesofossils, microfossils
Preservation: adpression, charcoalification, original carbon, original sporopollenin
Collection methods: bulk, sieve,
Primary reference: K. R. Pedersen, E. M. Friis, C. R. Crane and A. N. Drinnan. 1994. Reproductive structures of an extinct platanoid from the Early Cretaceous (latest Albian) of eastern North America. Review of Palaeobotany and Palynology 80:291-303 [H. Wang/H. Wang/H. Wang]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 28365: authorized by Hongshan Wang, entered by Hongshan Wang on 10.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Angiospermae | |
Hamatia elkneckensis n. gen. n. sp., Platanocarpus elkneckensis n. sp.
Hamatia elkneckensis n. gen. n. sp. Pedersen et al. 1994
Platanocarpus elkneckensis n. sp. Pedersen et al. 1994 |