Sache Region, Assemblage 1 (Cretaceous to of China)

Where: Xingjian, China (40.0° N, 100.0° E: paleocoordinates 39.6° N, 92.1° E)

• coordinate estimated from map

When: Kukebai Formation, Late/Upper Cretaceous to Late/Upper Cretaceous (100.5 - 5.3 Ma)

• The Upper Cretaceous strata in the Shache Depression are named the Yenjisa Group and are subdivided into three formations, the Kukebai, Wuyitake and Yigeziya Formations, in ascending order.

Environment/lithology: marine; lithified, green siliciclastic sediments and lithified, gray, red limestone

• The Upper Cretaceous contains green marine clastic rocks and reddish grey limestone and has abundant fossils of Mediterranean bivalves, foraminifers, gastropods, spores and pollen, dinoflagellate cysts and acritarchs

Size class: microfossils

Preservation: soft parts, original sporopollenin

Primary reference: W. Da-Ning and Z. Ying-Niang. 1990. Late Cretaceous to Tertiary palynofloras in Xinjiang and Qinghai, China. Review of Palaeobotany and Palynology 65:9-104 [C. Jaramillo/G. Doria/A. Cardenas ]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 140039: authorized by Carlos Jaramillo, entered by Gabriela Doria on 27.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Pinopsida
 Pinales - Podocarpaceae
Podocarpidites sp. Cookson 1947
 Pinales -
 Pinales - Cheirolepidiaceae
Classopollis sp. Pflug 1953
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites sp. Bolkhovitina and Potonié 1958 jointfir
Monocotyledoneae
  -
Polycingulatisporites
  -
Polycingulatisporites reduncus Playford and Dettmann 1965
Pteridopsida
 Schizaeales -
Appendicisporites sp. Weyland and Greifeld 1953
 Schizaeales - Schizaeaceae
Schizaeoisporites sp. Delcourt and Sprumont 1955
Cicatricosisporites sp. Potonie and Gelletich 1933
Taurocusporites segmentatus
  -
Bryopsida
  -
Triporoletes sp. Mtchedlishvili 1960
Nevesisporites
  -
Nevesisporites sp. de Jersey and Paten 1964
Magnoliopsida
  -
Rhoipites sp. Wodehouse 1933
Momipites sp. Wodehouse 1933
Ulmoideipites sp. Anderson 1960
 Proteales - Proteaceae
Echitriporites sp. Van der Hammen 1956
Beaupreaidites sp. Potonié 1960
 Proteales -
Proteacidites sp. Cookson and Couper 1953
 Gymnospermophyta -
Cedripites sp. Woodhouse 1933
Parcisporites sp. Leschik 1955
Sofrepites sp. Jardiné 1967 elaterate
Gabonisporites
  -
Gabonisporites sp. Srivastava 1972
Chenopodipollis
  -
Chenopodipollis sp. Krutzsch 1966
Alnipollenites
  -
Alnipollenites sp. Potonie 1931
Senegalosporites
  -
Senegalosporites sp. Jardiné and Magloire 1965 elaterate