Udzha River (Cambrian of Russian Federation)

Also known as was: Emyaksin Formation, Udzha River, Siberian Platform - Vasil'yera 1986

Where: Sakha, Russian Federation (62.0° N, 129.7° E)

• Paleocoordinates: 3.0° N, 76.6° W (Wright 2013)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Anabarella plana - Nikatheca kengedeica zone, Emyaksin Formation, Tommotian (525.5 - 521.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: limestone

• lithology not listed

Size class: mesofossils

Collection methods: bulk,

Primary reference: N. I. Vasilyera. 1986. A new anabaritid genus from the Lower Cambrian of the Siberian Platform. Paleontological Journal 20(2):97-98 [M. Patzkowsky/P. Borkow]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 10046: authorized by Mark Patzkowsky, entered by Phil Borkow on 12.02.2001, edited by Pete Wagner

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Bozhenovia sp.
Helcionelloida
  - Helcionellidae
Securiconus sp., "Stephaconus vostokovae n. sp." = Obtusoconus vostokovae, Bemella malycanica
Securiconus sp. Jiang 1980
Sekuriconus sp.
"Stephaconus vostokovae n. sp." = Obtusoconus vostokovae Vassiljeva 1990
Bemella malycanica Rozanov and Missarzhevsky 1966
 Pelagiellida - Aldanellidae
"Aldanella utchurica" = Aldanella attleborensis, "Aldanella rozanovi" = Aldanella attleborensis, "Aldanella cf. operosa" = Aldanella attleborensis
"Aldanella utchurica" = Aldanella attleborensis Shaler and Foerste 1888
"Aldanella rozanovi" = Aldanella attleborensis Shaler and Foerste 1888
"Aldanella cf. operosa" = Aldanella attleborensis Shaler and Foerste 1888
Orthothecimorpha
 Circothecida -
Ladatheca annae, Extentitheca cf. savitskii
Ladatheca annae
Ludatheca annae
Hyolitha
 Orthothecida -
Tchuranitheca sp., Nikatheca kengedeica
 Orthothecida - Circothecidae
Laratheca nana
Laratheca nana Rozanov et al. 1969
Scyphozoa
 Anabaritida - Anabaritidae
Anabarites isiticus, "Tiksitheca korobovi" = Anabarites korobovi, Anabarites signatus, Anabarites compositus, "Anabarites tripartitus" = Selindeochrea tripartita, "Anabarites ternarius" = Selindeochrea ternaria
"Tiksitheca korobovi" = Anabarites korobovi Rozanov and Missarzhevsky 1966 jellyfish
Anabarites signatus Missarzhevsky and Mambetov 1981 jellyfish
Anabarites compositus Rozanov et al. 1969 jellyfish
"Anabarites tripartitus" = Selindeochrea tripartita Rozanov et al. 1969 jellyfish
"Anabarites ternarius" = Selindeochrea ternaria Rozanov et al. 1969 jellyfish