Where: Iran (38.9° N, 45.5° E: paleocoordinates 9.0° S, 41.8° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Gnishik Formation, Wordian (266.9 - 264.3 Ma)
• 26.5 m thick
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, gray limestone
Size classes: macrofossils, microfossils
Collected by D.L. Stepanov, F. Golshani, J. Stöcklin, B. Hamzepour in 1967
Primary reference: D. L. Stepanov, F. Golshani, and J. Stöcklin. 1969. Upper Permian and Permian-Triassic boundary in north Iran. Geological Survey of Iran Report 12:1-72 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 118130: authorized by Matthew Clapham, entered by Matthew Clapham on 06.10.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Anthozoa | |
Anthozoa indet. Ehrenberg 1834 | |
Brachiopoda | |
Rhynchonelliformea indet. Williams et al. 1996 | |
Cephalopoda | |
Orthocerida indet. Kuhn 1940 | |
Gastropoda | |
Bellerophontidae indet. M'Coy 1851 snail | |
? Platyceras sp. Conrad 1840 snail | |
Naticopsis sp. M'Coy 1844 snail | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Nodosariata | |
Nodosariidae indet. Ehrenberg 1838 | |
Foraminifera | |
Ammodiscus sp. Reuss 1862 | |
Lagenina indet. Delage and Herouard 1896 | |
Tubothalamea | |
Hemigordius sp. Schubert 1908 |