DM-A/10E. unnamed valley about 1 km northeast of the Qalyankesh Mountain (Ordovician of Iran)

Also known as Close to the Shahrud University mine at about 8.5 km north of the Kalat-e Molla village.

Where: Iran (36.4° N, 54.7° E: paleocoordinates 20.7° S, 143.3° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Lenodus variabilis - Lenodus pseudoplanus conodont zone, Lashkarak Formation, Darriwilian (467.3 - 458.4 Ma)

• Lower Darriwillian

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, gray sandstone and pebbly conglomerate

• light grey sandstone with a few brachiopod shell beds and with lenses of pebbly conglomerate at the base.

Size class: macrofossils

Preservation: mold/impression

Collection methods: acetic,

• The nodules have been slightly etched with dilute acetic acid to free the moulds from their attached shells.

Primary reference: L. E. Popov, M. R. Kebriaee-Zadeh, and M. Ghobadi Pour. 2016. Emergence of the Saucrorthis Fauna in the Middle Ordovician of northern Iran. Australasian Palaeontological Memoirs 49:485-514 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186093: authorized by Pete Wagner, entered by Pete Wagner on 10.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Phacopida - Calymenidae
Neseuretus aff. tristani Brongniart and Desmarest 1817 trilobite
 Strophomenida - Strophomenidae
Semnanostrophia lata n. sp. Ghobadi Pour et al. 2011
 Pentamerida - Clarkellidae
? Yangtzeella sp. Kolarova 1925
 Orthida - Orthidae
Bastamorthis multicostata Ghobadi Pour et al. 2011