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: Lejopyge laevigata trilobite zone, Zhumabai Formation, Ayusokkanian (499.5 - 497.0 Ma)
• sample 1346 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: S. N. Koneva. 1990. New Middle Cambrian Acrotretids (Brachiopods) from the Lesser Karatau Range. Paleontological Journal 24(3):45-55 [M. Patzkowsky/P. Borkow/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 9950: authorized by Mark Patzkowsky, entered by Phil Borkow on 02.02.2001, edited by Uta Merkel and Marcus Domansky
Creative Commons license: CC BY (attribution)
Taxonomic list
Lingulata | |
Artiopoda | |
Goniagnostus spiniger1, Lejopyge armata1, "Lejopyge laevigata" = Lejopyge laevigatus1, "Lejopyge calva" = Lejopyge laevigatus1, Pseudophalacroma ovale1, Pseudophalacroma dubium1, "Ptychagnostus aculeatus" = Acidusus aculeatus1, Myrmecomimus solitarius1
Goniagnostus spiniger1 Westergard 1931
Lejopyge armata1 Linnarsson 1869
"Lejopyge laevigata" = Lejopyge laevigatus1 Dalman 1828
"Lejopyge calva" = Lejopyge laevigatus1 Dalman 1828
Pseudophalacroma ovale1 Yang 1982
Pseudophalacroma dubium1 Whitehouse 1936
"Ptychagnostus aculeatus" = Acidusus aculeatus1 Angelin 1851
Myrmecomimus solitarius1 Ergaliev and Ergaliev 2008 | |
Clavagnostus calensis1 Rusconi 1950 | |
Tomagnostella exsculpta1, Tomagnostella sulcifera1, Hypagnostus brevifrons1, Hypagnostus parvifrons1
Tomagnostella exsculpta1 Angelin 1851
Tomagnostella sulcifera1 Wallerius 1895
Hypagnostus brevifrons1 Angelin 1851
Hypagnostus parvifrons1 Linnarsson 1869 | |
"Svenax pusillus" = Peronopsis (Svenax) pusillus1
"Svenax pusillus" = Peronopsis (Svenax) pusillus1 Tullberg 1880 |