Where: Omnogov, Mongolia (44.2° N, 102.8° E: paleocoordinates 45.1° N, 93.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Baynshire Formation, Cenomanian to Cenomanian (100.5 - 83.6 Ma)

• = Bainshirenskaya, Bayn Shire, Bainshire Formation

•

•Kurumada et al. 2020: Two meaningful calcite U–Pb ages were obtained; 95.9 ± 6.0 and 89.6 ± 4.0 Ma, which are consistent with published ages from the Bayn Shire Formation.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the PIN

Primary reference: G. W. Storrs and M. B. Efimov. 2000. Mesozoic crocodyliforms of north-central Eurasia. In M. J. Benton, M. A. Shishkin, D. M. Unwin, & E N. Kurichkin (eds.), The Age of Dinosaurs in Russia and Mongolia 402-419 [P. Mannion/P. Mannion/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 123405: authorized by Philip Mannion, entered by Philip Mannion on 20.01.2012, edited by William Gearty

Creative Commons license: CC BY (attribution)