Where: Kazakhstan (43.5° N, 70.0° E)
• Paleocoordinates: 20.4° S, 39.4° E (Wright 2013)
• coordinate estimated from map
• small collection-level geographic resolution
When: Lejopyge laevigata trilobite zone, Zhumabai Formation, Ayusokkanian (499.5 - 497.0 Ma)
• sample 1346-7 from unit VI (91.5-132 m) of the Kyrshabakty River section
• bed-level stratigraphic resolution
Environment/lithology: slope; lithified lime mudstone
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 118165: authorized by Wolfgang Kiessling, entered by Uta Merkel on 06.10.2011
Creative Commons license: CC0 (CC0)
Taxonomic list
Artiopoda | |
Peronopsis minor, "Svenax pusillus" = Peronopsis (Svenax) pusillus
"Svenax pusillus" = Peronopsis (Svenax) pusillus Tullberg 1880 | |
Megagnostus aksayensis n. sp.
Megagnostus aksayensis n. sp. Ergaliev and Ergaliev 2008 | |
Ammagnostus integriceps Opik 1967
Ammagnostus spinosus Ergaliev and Ergaliev 2008 | |
"Ptychagnostus aculeatus" = Acidusus aculeatus, Lejopyge armata, "Lejopyge calva" = Lejopyge laevigatus, Goniagnostus spiniger
"Ptychagnostus aculeatus" = Acidusus aculeatus Angelin 1851
Lejopyge armata Linnarsson 1869
"Lejopyge calva" = Lejopyge laevigatus Dalman 1828
Goniagnostus spiniger Westergard 1931 | |
Agnostus artilimbatus Opik 1967 | |
Lisogoragnostus mictus Peng and Robison 2000 | |
Hypagnostus parvifrons Linnarsson 1869
Hypagnostus brevifrons Angelin 1851
Tomagnostella sulcifera Wallerius 1895
Tomagnostella exsculpta Angelin 1851 | |
Clavagnostus repandus Westergard 1930
Clavagnostus calensis Rusconi 1950 |