Kyrshabakty River, 1354-I (Cambrian of Kazakhstan)

Where: Kazakhstan (43.5° N, 70.0° E)

• Paleocoordinates: 25.4° S, 43.7° E (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

When: Innitagnostus inexpectans-Prochuangia trilobite zone, Zhumabai Formation, Sakian (497.0 - 492.8 Ma)

• sample 1354-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 118260: authorized by Wolfgang Kiessling, entered by Uta Merkel on 11.10.2011

Creative Commons license: CC0 (CC0)

Taxonomic list

Artiopoda
 Corynexochida - Leiostegiidae
"Chuangia tolli" = Schantungia trilobite
Aedotes sp. Opik 1967 trilobite
 Corynexochida - Corynexochidae
Corynexochus plumula Whitehouse 1939 trilobite
 Olenida - Pterocephaliidae
Protemnites sp. Whitehouse 1939 trilobite
Pedinocephalites minimus Rozova 1964 trilobite
 Olenida - Aphelaspidae
Olenaspella sp. Wilson 1956 trilobite
Eugonocare cf. tessellatum Whitehouse 1939 trilobite
 Ptychopariida - Elviniidae
Prismenaspis trisulcatus Ergaliev 1980 trilobite
 Asaphida - Ceratopygidae
Proceratopyge nathorsti Westergard 1922 trilobite
Proceratopyge fenghwangensis Hsiang 1963 trilobite
 Harpetida - Entomaspididae
Baikadamaspis proprius Ergaliev 1980 trilobite
 Agnostida - Diplagnostidae
Pseudagnostus "sp. 1" Jaekel 1909 artiopod
Pseudagnostus "sp. 3" Jaekel 1909 artiopod
Pseudagnostus idalis Opik 1967 artiopod
Pseudagnostus communis Hall and Whitfield 1877 artiopod
Pseudagnostus ampullatus Opik 1967 artiopod
 Agnostida - Agnostidae
Innitagnostus inexpectans Kobayashi 1938 artiopod
Agnostus artilimbatus Opik 1967 artiopod
Homagnostus alaskensis Palmer 1968 artiopod
 Agnostida - Spinagnostidae
Peratagnostus nobilis Opik 1967 artiopod
Peratagnostus obsoletus Kobayashi 1935 artiopod