ammonites
Umeri (Jurassic to of Romania)

Where: Romania (45.7° N, 21.7° E: paleocoordinates 27.3° N, 27.2° E)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Middle Oxfordian to Middle Oxfordian (161.2 - 155.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified chert

Size class: microfossils

Preservation: original silica, replaced with silica

Collection methods: chemical, hydroflouric, sieve,

Primary reference: P. Beccaro and I. Lazar. 2007. Oxfordian and Callovian radiolarians from the Bucegi Massif and Piatra Craiului Mountains (Southern Carpathians, Romania). Geologica Carpathica 58(4):305-320 [T. Danelian/T. Danelian] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 78706: authorized by Taniel Danelian, entered by Taniel Danelian on 14.02.2008