Kyrshabakty River, 1401-6 (Cambrian of Kazakhstan)

Where: Kazakhstan (43.5° N, 70.0° E: paleocoordinates 6.4° S, 94.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Trisulcagnostus trisulcus-Saukiella trilobite zone, Bestogai Formation, Batyrbaian (491.5 - 485.4 Ma)

• sample 1401-6 from unit XII (530-600 m) of the Kyrshabakty River section

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified limestone

• inner fan feeder channels; slope of an isolated carbonate platform known as the Aisha-Bibi sea-mount
• wavy-bedded (bioturbated) grey and dark grey lime mudstone and wackestone (detrital limestone)

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 118904: authorized by Wolfgang Kiessling, entered by Uta Merkel on 18.10.2011, edited by Marcus Domansky

Creative Commons license: CC BY (attribution)

Taxonomic list

Lingulata
 Acrotretida - Ephippelasmatidae
Pomeraniotreta obtusa2 Holmer et al. 2001
 Acrotretida - Acrotretidae
Satpakella sp.2 Koneva et al. 1990
Artiopoda
 Agnostida - Diplagnostidae
Rhaptagnostus obsoletus Lermontova 1951
Trilobita
 Olenida - Eulomidae
Ketyna glabra1 Rozova 1963 trilobite
Ketyna ketiensis1 Rozova 1963 trilobite
 Ptychopariida -
"Hospes ciliensis" = Indiligens1, Hospes spinosus1
"Hospes ciliensis" = Indiligens1 trilobite
Hospes spinosus1 Ergaliev 1980 trilobite
 Asaphida - Remopleurididae
Aktugaiella acuminulata1 Ergaliev 1980 trilobite
Aktugaiella assurgentis1 Ergaliev 1980 trilobite
Mendosina laciniosa1 Shergold 1971 trilobite
 Asaphida - Dikelocephalidae
Saukiella baikadamica1 Ergaliev 1980 trilobite
Prosaukia paiensis1 trilobite