Sumgait River, Gobustan, Maikop Group, Chattian (Oligocene of Azerbaijan)

Where: Azerbaijan (40.5° N, 49.5° E: paleocoordinates 41.1° N, 47.1° E)

• coordinate estimated from map

When: 3 & 4 Member, Chattian (28.1 - 23.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; claystone and marl

Size class: macrofossils

Preservation: original phosphate

Collection methods: surface (in situ)

Primary reference: S. V. Popov, E. K. Sychevskaya, M. A. Akhmet'ev, N. I. Zaporohets, and L. A. Golovina. 2008. Stratigraphy of the Maikop Group and Pteropoda Beds in Northern Azerbaijan. Stratigraphy and Geological Correlation 16(6):664-677 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 116622: authorized by Mark Uhen, entered by Mark Uhen on 10.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Leiosphaeridia
  -
Leiosphaeridia sp. Eisenack 1958
 Eukaryota -
Cymatiosphaera sp. Wetzel 1933 acritarchs
Pterospermella
  -
Pterospermella sp. Volkova 1979
Algae
  - Botryococcaceae
Botryococcus sp. Kutzing 1849
  - Zygnemataceae
Ovoidites sp. Krutzsch 1959
Angiospermae
 Fagales - Juglandaceae
Carya sp. Nuttall 1818 hickory
Juglans sp. Linnaeus 1753 walnut
 Caryophyllales - Chenopodiaceae
Chenopodiaceae indet. Ventenant 1799
Pinopsida
 Pinales - Pinaceae
Pinus sp. Linnaeus 1753 pine
Tsuga sp. Carrière 1855
Picea sp. Dietrich 1824 spruce
Prasinophytae
  -
Crassosphaera sp. Cookson and Manum 1960