Where: England, United Kingdom (50.7° N, 1.5° W: paleocoordinates 49.2° N, 5.3° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Hempstead Formation, Late/Upper Eocene (37.2 - 33.9 Ma)
• bed thickness is approx. 50 ft. Forbes calls this the "middle freshwater and estuary marls"
• bed-level stratigraphic resolution
Environment/lithology: estuary or bay; concretionary, ferruginous, argillaceous marl and concretionary, ferruginous, green, yellow, blue, calcareous claystone
Size class: macrofossils
Preservation: concretion, replaced with pyrite
Primary reference: E. Forbes. 1856. On the Tertiary fluvio-marine formation of the Isle of Wight. Memoirs of the Geological Survey of Great Britain, and of the Museum of Practical Geology 1-162 [J. Alroy/E. Leckey/E. Leckey]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 40270: authorized by John Alroy, entered by Erin Leckey on 21.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Actinopteri | |
Bivalvia | |
Unio gibbsii freshwater mussel | |
Gastropoda | |
"Melania fasciata" = Thiara
"Melania fasciata" = Thiara snail | |
Paludina lenta snail | |
unclassified | |
| |
Carpolithes | |