Vandob Ravine, Kugitangtau Range (top Tangiduval Fm, basal upper Bathonian) (Jurassic of Uzbekistan)

Where: Uzbekistan (37.7° N, 66.6° E: paleocoordinates 36.5° N, 72.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Retrocostatum ammonoid zone, Tangiduval Formation, Late/Upper Bathonian (167.7 - 164.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Collection methods: Repository: Vserossiyskiy Nauchno-Issledovatel'skiy Geologicheskiy Neftyanoy Institut (VNIGRI)

Primary reference: N. V. Besnosov and V. V. Mitta. 1993. Pozdnebayosskie i Batskie Ammonitidy Severnogo Kavkaza i Sredney Azii 1-347 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 188482: authorized by Matthew Clapham, entered by Matthew Clapham on 04.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Perisphinctidae
Gracilisphinctes (Prevalia) stephanovi n. sp. Besnosov 1993 ammonite
Homeoplanulites (Homeoplanulites) rotundatus Roemer 1911 ammonite
Listed as Tangiduval-Baisun boundary beds in text
Homeoplanulites (Homeoplanulites) evolutus n. sp. Besnosov 1993 ammonite