Ammonite biostratigraphy in the Polish Jura sections (central Poland) as a clue for recognition of the uniform base of the Kimmeridgian Stage

The ammonite succession in the stratigraphical interval from the Bifurcatus Zone, through the Hypselum Zone, up to the lower part of the Bimammatum Zone corresponding to a large part of the Submediterranean Upper Oxfordi...

Paleogeografia obszaru Lubelszczyzny w późnej jurze z elementami paleotektoniki

Preliminary results of palynological studies of Upper Jurassic flora-bearing deposits from Wólka Bałtowska, NE margin of Góry Świętokrzyskie Mts, Poland

Three sampies of flora-bearing limestone from Wólka Bałtowska were analysed for palynology. They yielded organic-walled dinoflagellate cysts (dinocysts) and sporomorphs, as well as rich phytoclast assemblages including l...

[b]Temporal facies and diagenetic evolution of the mixed siliciclastic-carbonate Jajiya Member (Callovian–Oxfordian), Jaisalmer Formation, West India[/b]

Three broad lithofacies – bioturbated packstone- to rudstone, calcareous sandstone and cross-bedded rudstone to packstone are recognized within the Jajiya Member. The facies architecture and stalking pattern suggests dep...

THE FUNCTIONING OF NON-PROFIT ORGANIZATIONS AND MOTIVATIONS OF PARTICIPANTS

This article presents the motives that lead people to engage in activities of NGOs. The first part discusses the concept of NGOs and characterized areas of their operation. While the sec-ond presents the motivations that...