Where: Ul'yanovsk, Russian Federation (54.5° N, 48.4° E: paleocoordinates 49.0° N, 50.0° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Ilowaiskaya pseudoscythica ammonoid zone, Tithonian (152.1 - 145.0 Ma)

• Lower Volgian (=Tithonian)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: G. W. Storrs, M. S. Arkhangel'skii, and V. M. Efimov. 2000. Mesozoic marine reptiles of Russia and other former Soviet republics. In M. J. Benton, M. A. Shishkin, D. M. Unwin, E. N. Kurochkin (eds.), The age of dinosaurs in Russia and Mongolia 187-210 [R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138041: authorized by Roger Benson, entered by Roger Benson on 04.01.2013

Creative Commons license: CC BY (attribution)