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31.177  Articles
1 of 3.119 pages  |  10  records  |  more records»
The Agua del Jagüel Formation crops out in the southernmost part of the Calingasta-Uspallata basin, in central western Argentina. The lower part of the unit is characterized by a glacigenic sequence with diamictites and mudstones with dropstones. In the l... see more

The Mid-Carboniferous boundary in the Aladað Unit of the Central Taurides, previously delineated on the basis of foraminifers, is now further recognizable on the basis of conodonts.  Latest Serpukhovian conodonts are assigned to the Rhachistognathus ... see more

The Djebel Ouarkziz Formation, located in the northern part of the Tindouf Basin, in western Algeria and southern Morocco, is composed mainly of shales with interbedded limestones, dolostones and sandstones. The limestone beds are relatively thin, but are... see more

The Tupe and Patquía formations are known for their marine, deltaic, river, and eolian deposits that record different Late Paleozoic events in the Paganzo Basin. However, in the area of the Río Francia (Province of San Juan, Argentina), these units are re... see more

The Grandispora maculosa miospore assemblage – initially described in 1968 from Middle-Late Mississippian strata of New South Wales (eastern Australia) – is well represented in samples examined herein from 10 Western Australian subsurface sections located... see more

The fossil flora of the Siripaca Formation (Ambo Group, Copacabana Peninsula, Bolivia) was originally characterized by two endemic taxa: Nothorhacopteris kellaybelenensis and Triphyllopteris boliviana. Other taxa of this flora were recently collected and ... see more

At the outcrops of the Tupe Formation in the La Herradura Creek, San Juan Province, two transgressive events are recorded, which range from few meters to tens of meters in thickness. These strata correspond to the stratotype of the faunal Tivertonia jacha... see more

Fossil plant remains found in the Tarija Formation cropping out at the Aguas Blancas creek, Aguaragüe range, Salta Province, Argentina, are analy sed and illustrated for the first time. Two new species, Malanzania starckii (Lycophyte) and Grumosisporites ... see more

The palynological result of three fertile samples of the Itacua Formation is presented. This unit crops out at Balapuca located in the Bolivian margin of the Bermejo river, in the mountain range of San Telmo. The stratigraphic extension of the species det... see more

1 of 3.119 pages  |  10  records  |  more records»