Kyrshabakty River, 1376 (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: Neoagnostus quadratiformis-Taenicephalops kyrshabactensis trilobite zone, Bestogai Formation, Aksaian (492.8 - 491.5 Ma)

• sample 1376 from unit XI (415-530 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
• massive carbonate breccia with clayish-detrital matrix

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 118467: authorized by Wolfgang Kiessling, entered by Uta Merkel on 14.10.2011, edited by Marcus Domansky

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Lingulata
 Acrotretida - Acrotretidae
Quadrisonia declivis2 Koneva and Popov 1988
 Acrotretida - Ephippelasmatidae
Pomeraniotreta obtusa2 Holmer et al. 2001
 Lingulida - Obolidae
Experilingula divulgata2 Koneva and Popov 1983
 Lingulida - Lingulellotretidae
Aboriginella denudata2 Koneva 1983
Artiopoda
 Agnostida - Agnostidae
Micragnostus brevispinus Lermontova 1951
Lotagnostus extremus n. sp. Ergaliev and Ergaliev 2008
Trilobita
 Olenida - Olenidae
Plicatolina sp.1 Shaw 1951 trilobite
 Olenida - Parabolinoididae
Abdulinaspis concinnus1 Ergaliev 1980 trilobite
 Ptychopariida -
Hospes limbus1 Ergaliev 1980 trilobite