Kunjak Stage, Unit 23, Isfara River S-D Section (Devonian of Tajikistan)
Where: Tajikistan (40.0° N, 70.5° E: paleocoordinates 7.7° S, 74.2° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Lochkovian (419.2 - 410.8 Ma)
Environment/lithology: marine; shelly/skeletal, black, gray limestone
• "The investigated sections are found at the southern margin of the basin where limestones continuously accumulated during Upper Silurian and Devonian time.."
• "(23) LImestones, light grey to dark grey and black, partly organogenous-clastic with clearly-crystalline, fine-grained cement, partly pelitomorphic..."
Primary reference: J. S. Biske, V. B. Gorianov, and M. A. Rzonsnickaja. 1977. Tien-Shan. In A. Martinsson (ed.), The Silurian-Devonian boundary IUGS Serie(5):227-237 [M. Foote/M. Foote/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 13979: authorized by Michael Foote, entered by Michael Foote on 06.05.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Anthozoa | |
Squameofavosites thetidis tabulate coral
Emmonsiella saaminica tabulate coral | |
Holmophyllum spp. Wedekind 1927 horn coral | |
Phaulactis aff. cyathophylloides horn coral | |
Rhynchonellata | |
Atrypella aff. scheii Holtedahl 1914 | |
Strophomenata | |