Uch-Uchag Mountain, Ak-Tau Range (Cretaceous of Uzbekistan)

Where: Uzbekistan (37.5° N, 67.7° E: paleocoordinates 30.8° N, 62.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bostrychoceras polyplocum ammonoid zone, Daralitau Formation, Late/Upper Campanian (83.5 - 70.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collection methods: Repository: Museum of the Department of Geology and Subsoil Resources Protection under the Council of Ministers of the Tajik SSR

Primary reference: A. A. Atabekyan and F. K. Khakimov. 1976. Kampanskie i Maastrikhtskie ammonity sredney Azii 1-146 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185087: authorized by Matthew Clapham, entered by Matthew Clapham on 09.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ammonitida - Scaphitidae
Trachyscaphites spiniger Schl├╝ter 1872 ammonite
 Ammonitida - Baculitidae
Baculites anceps Lamarck 1822 ammonite
 Ammonitida - Nostoceratidae
Nostoceras cf. hyatti Stephenson 1941 ammonite