Where: Iran (36.8° N, 59.9° E: paleocoordinates 16.2° S, 51.9° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Hysteroceras varicosum ammonoid zone, Aitamir Formation, Late/Upper Albian (105.3 - 99.6 Ma)

• Slightly below the entry of Mortoniceras inflatum

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, concretionary, ferruginous shale

Size class: macrofossils

Collection methods: Repository: Museum für Mineralogie und Geologie (MMG) of the Senckenberg

•Naturhistorische Sammlungen Dresden (SNSD), Germany (repository AsK) and the institutional collection of the Payame Noor university, Mashad, Iran (PNu).

Primary reference: A. Mosavinia, J. Lehmann, and M. Wilmsen. 2014. Late Albian ammonites from the Aitamir Formation (Koppeh Dagh, northeast Iran). Cretaceous Research 50:72-88 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 174582: authorized by Matthew Clapham, entered by Matthew Clapham on 15.11.2015

Creative Commons license: CC BY (attribution)