Where: Tajikistan (39.0° N, 69.0° E: paleocoordinates 4.8° S, 73.4° E)
• coordinate estimated from map
• basin-level geographic resolution
When: Akbasayskaya Formation, Early/Lower Emsian (409.1 - 402.5 Ma)
• Lower Emsian; The Akbasayskaya Suite has a thickness of 400-450m. The listed fossils belong to the Farabophyllum intermedium zone.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; chert and limestone
Size classes: macrofossils, mesofossils, microfossils
Primary reference: A. I. Lavrusevich, V. I. Lavrusevich, and V. D. Saltovskaya. 1973. Daunton i nizhniy devon Zeravshano-Gissarskoy gornoy oblasti. The Downtonian and lower Devonian of the Zeravshan-Hissar mountain region. Sovetskaya Geologiya 12:10-25 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 45841: authorized by Martin Aberhan, entered by Sabine Nürnberg on 09.12.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Foraminifera | |
Crinoidea | |
Cupressocrinites gracilis, Cupressocrinites trimerus, Cupressocrinites crassus, Cupressocrinites abbreviatus
Cupressocrinites gracilis Sea lily
Cupressocrinites trimerus Sea lily
Cupressocrinites crassus Sea lily
Cupressocrinites abbreviatus Sea lily | |
Hexacrinites argutus Sea lily | |
Tentaculita | |
Anthozoa | |
Favosites cf. placenta tabulate coral
Favosites aff. goldfussi Lecompte 1939 tabulate coral | |
Pseudamplexus cf. quadripartitus horn coral | |
Farabophyllum intermedium horn coral | |
Syringaxon sp. Lindström 1882 horn coral | |
Tryplasma aequabilis horn coral | |
Hormogoneae | |
Girvanella sp. Nicholson and Etheridge 1878 |