Khorbusuonka River, Khatyspyt Formation (Ediacaran of Russian Federation)

Where: Sakha, Russian Federation (71.1° N, 123.8° E: paleocoordinates 47.1° S, 1.0° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Khatyspyt Formation (Khorbusuonka Group), Ediacaran (635.0 - 541.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal ramp; lithified limestone and lithified dolomite

• lower member: poorly exposed, thinly interbedded red siltstones, fine sandstones, and intercalated medium-to-coarse sandstones and quartz-pebble conglomerates; upper member: gray to dark gray or black, finely laminated, bituminous limestones and minor dolostones, intercalated with massive limestones and uncommon black shales; fossils from a single meter-thick horizon near the top of the formation

Size class: macrofossils

Preservation: mold/impression

Collection methods: tax. list from Fedonkin 1987 and Vodanjuk 1989

Primary reference: A. H. Knoll, J. P. Grotzinger, A. J. Kaufman and P. Kolosov. 1995. Integrated approaches to terminal Proterozoic stratigraphy: an example from the Olenek Uplift, northeastern Siberia. Precambrian Research 73:251-270 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 99226: authorized by Wolfgang Kiessling, entered by Uta Merkel on 03.11.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Kullingia
  -
Kullingia concentrica Föyn and Glaessner 1979
Ovatoscutum concentricum
  -
Ovatoscutum concentricum Glaessner and Wade 1966
Nemiana simplex
  -
Nemiana simplex Palij 1976
Hiemalora
  -
"Hiemalora pleiomorphus" = Hiemalora pleiomorpha
"Hiemalora pleiomorphus" = Hiemalora pleiomorpha Vodajuk 1989
Hiemalora stellaris
  -
Hiemalora stellaris Fedonkin 1980
Aspidella
  -
Aspidella hatyspytia Vodanjuk 1989
Aspidella costata Vodanjuk 1989
Aspidella terranovica
  -
"Ediacaria flindersi" = Aspidella terranovica, "Paliella patelliformis" = Aspidella terranovica
"Ediacaria flindersi" = Aspidella terranovica Billings 1872
"Paliella patelliformis" = Aspidella terranovica Billings 1872
Aspidella
  -
"Cyclomedusa sp." = Aspidella
"Cyclomedusa sp." = Aspidella Billings 1872
 Arboreomorpha -
Khatyspytia grandis Fedonkin 1985
Yelovichnus gracilis
  -
Yelovichnus gracilis Fedonkin 1985
 Rangeomorpha - Charniidae
Charnia masoni Ford 1958
Palaeopascichnus
  -
Anabylia improvisa
  -
Anabylia improvisa Vodanjuk 1989
Beltanelloides
  -
Beltanelloides sp. Sokolov 1965
Glaessnerina longa
  -
Glaessnerina longa Glaessner and Wade 1966