ammonites
Yamanka (Jurassic to of Russian Federation)

Also known as PGAP 821

Where: Russian Federation (47.6° N, 51.5° E: paleocoordinates 43.9° N, 55.1° E)

• coordinate estimated from map

When: Aalenian to Aalenian (175.6 - 167.7 Ma)

Environment/lithology:

Size class: macrofossils

Primary reference: Z.E. Baranova, A.I. Kirichkova, and V.V. Zauer. 1975. Stratigraphy and flora of the Jurassic deposits of the east Precaspian Basin. Trudy Vsesoyuznyi Neftyanoi 332 [A. Rees/A. Rees] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30784: authorized by Allister Rees, entered by Allister Rees on 02.04.2003