Kyrshabakty River, 1351-I (Cambrian of Kazakhstan)

Where: Kazakhstan (43.5° N, 70.0° E: paleocoordinates 3.2° S, 98.9° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Kormagnostus simplex trilobite zone, Zhumabai Formation, Ayusokkanian (505.0 - 498.5 Ma)

• sample 1351-I from unit VII (132-263 m) of the Kyrshabakty River section

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified limestone

• outer fan lobe; slope of an isolated carbonate platform known as the Aisha-Bibi sea-mount
• parallel laminated limestone, carbonate turbidite, lime wackestone and packstone of grey and dark grey colour

Size class: mesofossils

Preservation: cast

Primary reference: G. K. Ergaliev and F. G. Ergaliev. 2008. Agnostidy srednego i verkhnego Kembriya Aksayskogo Gosudarstvennogo Geologicheskogo Zakaznika v yushnom Kazakhstane (Kyrshabakty, Malyy Karatau) [Middle and Upper Cambrian Agnostida from the Aksai National Geological Reserve in southern Kazakhstan (Kyrshabakty River, Malyy Karatau Range)] 1-359 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118238: authorized by Wolfgang Kiessling, entered by Uta Merkel on 10.10.2011, edited by Marcus Domansky

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Corynexochida - Leiostegiidae
 Odontopleurida -
Prodamesella punctata1 Ergaliev 1980 trilobite
 Agnostida - Agnostidae
"Kormagnostus simplex" = Kormagnostus seclusus Walcott 1884 trilobite
Ammagnostus histus Peng and Robison 2000 trilobite
Ammagnostus wangcunensis Peng and Robison 2000 trilobite
Formosagnostus formosus Ergaliev 1980 trilobite
Kormagnostella longa Ergaliev 1980 trilobite
 Agnostida - Diplagnostidae
Oedorhachis globulosus Ergaliev 2001 trilobite
 Agnostida -
Agnostogonus incognitus Opik 1967 trilobite
 Asaphida - Rhyssometopidae
 Asaphida - Ceratopygidae
Proceratopyge sp.1 Wallerius 1895 trilobite
 Ptychopariida - Diceratocephalidae
Ajrikina elongata1 Ergaliev 1980 trilobite
 Ptychopariida - Norwoodiidae
 Ptychopariida - Catillicephalidae
Agelagma sp.1 Opik 1967 trilobite
 Lichida - Damesellidae
Dipentaspis sp.1 Opik 1967 trilobite
Palaeadotes acutisulcatus1 Ergaliev 1980 trilobite
Palaeadotes angustus1 Ergaliev 1980 trilobite
Lingulata
 Acrotretida - Ephippelasmatidae
 Lingulida - Lingulellotretidae
Vaculina obscura2 Koneva 1992