Also known as Reef 3893

Where: Vardak, Afghanistan (34.2° N, 68.3° E: paleocoordinates 28.6° S, 103.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Olsenak Formation, Givetian to Givetian (388.1 - 376.1 Ma)

• units 14-21, 3.80 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified floatstone and lithified rudstone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: B. Mistiaen. 1985. Phénomènes récifaux dans le Dévonien d'Afghanistan (Montagnes Centrales) - Analyse et systématique des Stromatopores. Societe Geologique du Nord (11)1-381 [W. Kiessling/F. Reichel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 84650: authorized by Wolfgang Kiessling, entered by Uta Merkel on 05.11.2008