AF7/2 (Ordovician of Iran)

Where: Iran (33.8° N, 54.0° E: paleocoordinates 27.4° S, 137.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Pleurograptus linearis graptolite zone, C5 Member (Chahgonbad Formation), Katian (453.0 - 445.2 Ma)

• Top of member. Authors suggest that it is Ka2 and includes the upper part of the Acanthochitina barbata zone and the lower part of the Pleurograptus linearis zone.

• bed-level stratigraphic resolution

Environment/lithology: marine; green, red, argillaceous siltstone and sandstone

• Violet-red and greenish red argillites, siltstones and sandstones

Size class: macrofossils

Primary reference: L. E. Popov, V. Hairapetian, D. H. Evans, M. Ghobadi Pour, L. E. Holmer and C. Baars. 2015. Review of the Ordovician stratigraphy and fauna of the Anarak Region in Central Iran. Acta Geologica Polonica 65(4):403-435 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 192780: authorized by Pete Wagner, entered by Pete Wagner on 19.04.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Phacopida - Calymenidae
"Vietnamia cf. teichmulleri" = Vietnamia teichmuelleri
"Vietnamia cf. teichmulleri" = Vietnamia teichmuelleri Hammann and Leone 1997 trilobite
 Strophomenida - Rafinesquinidae
 Athyridida - Meristellidae
Hindella prima n. sp. Popov et al. 2015
 Rhynchonellida - Trigonirhynchiidae