Where: Nei Mongol, China (43.5° N, 111.7° E: paleocoordinates 42.7° N, 100.5° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Iren Dabasu Formation, Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)
• fossils from a "0.05-m thick" horizon
• bed-level stratigraphic resolution
Environment/lithology: wet floodplain; black claystone
Size class: microfossils
Primary reference: J. Van Itterbeeck, P. Missiaen, A. Folie, V. S. Markevich, D. Van Damme, D.-Y. Guo, and T. Smith. 2007. Woodland in a fluvio-lacustrine environment on the dry Mongolian Plateau during the late Paleocene: Evidence from the mammal bearing Subeng section (Inner Mongolia, P.R. China). Palaeogeography, Palaeoclimatology, Palaeoecology 243(1-2):55-78 [J. Alroy/J. Alroy/M. Carrano]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 71073: authorized by John Alroy, entered by John Alroy on 17.04.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Gingkocycadophytus sp., Cedruspollenites sp., Lixiodendron sp., Quercuspollenites sp., Faguspollenites sp., Platanuspollenites sp., Castaneapollenites sp., Alnuspollenites sp., Carpinuspollenites sp., Eleagnaceae indet., Elytranthe striatus, Fibulapollis mirificus, Nudopollis terminalis, Nudopollis thiergarti, Sporopollis trisulcatus, Thomsonipollis magnificus, Plananthus sp.
| |
Aquilapollenites sp. Rouse 1957 | |
Dicotyledoneae | |
Ericaceae indet. Jussieu 1789 heather | |
Angiospermae | |
Platycarya sp. Siebold and Zuccarini 1843
Caryapollenites sp. PotoniƩ 1960 | |
Sparganium sp. Linnaeus 1753 bur-reed | |
Hamamelidaceae indet. Brown 1818 witch-hazel
Corylopsis crassa witch-hazel
Corylopsis sp. Siebold and Zuccarini 1835 witch-hazel | |
Campanulaceae indet. de Jussieu 1789 | |
Caprifoliaceae indet. de Jussieu 1789 honeysuckle | |
Menispermaceae indet. de Jussieu 1789 | |
Liliacidites variegatus Couper 1953 | |
Magnoliopsida | |
Podocarpidites sp. Cookson 1947 podocarp | |
Pinopsida | |
Pinuspollenites sp. Raatz 1938
Piceapollenites sp. PotoniƩ | |
Lycopodiopsida | |
Lycopodiumsporites sp. Delcourt and Sprumont 1955 clubmoss | |
Selaginella sp. Beauvois 1804 spikemoss | |
Sphagnaceae | |
Sphagnumsporites sp. Raatz 1956 | |
Polypodiopsida | |
Leptolepidites verrucatus Couper 1953 | |
Pteridopsida | |
Leiotriletes sp. Potonie and Kremp 1954
Cyathidites australis Couper 1953
Osmundacidites sp. Couper 1953 | |
Complexiopollis | |
Complexiopollis sp. Krutzsch 1959 | |
Trudopollis | |
Trudopollis sp. Pflug 1953 |