Results 191 to 200 of about 12,744 (240)

Extraction Techniques for Calcareous Nannofossils

2001
This group comprises a heterogeneous collection of organisms, or their disaggregated parts ranging up to 201.tm in size. The most common examples encountered in residues are coccoliths; the basic elements of chrysomonad flagellates. Coccoliths are button shaped rings arranged in a complex manner forming hollow spheres (coccolithospheres).
openaire   +1 more source

nannofossil, n.

2023
openaire   +1 more source

Biozonation and biochronology of Paleogene calcareous nannofossils from low and middle latitudes

, 2014
C. Agnini, E. Fornaciari, I. Raffi, R. Catanzariti, H. Pälike, J. Backman, D. Rio   +6 more
semanticscholar   +1 more source

Calcareous Nannofossils from the La Barca Formation (Paleocene/Eocene Boundary), Tierra Del Fuego, Argentina

Ameghiniana, 2017
Erika Lorena Bedoya Agudelo, E. Olivero, A. Concheyro, P. T. Carbonell, D. Martinioni   +4 more
semanticscholar   +1 more source

Evaluation of foraminifera and calcareous nannofossils changes across the Late Paleocene/Early Eocene transition at Nag El-Quda section, Upper Nile Valley, Egypt

Geoscience journal, 2015
M. Ali
semanticscholar   +1 more source

Calcareous Nannofossil Biostratigraphy

2021
openaire   +1 more source

BOREAL EARLY TURONIAN CALCAREOUS NANNOFOSSILS FROM NEARSHORE SETTINGS—IMPLICATIONS FOR PALEOECOLOGY

, 2015
Christian Linnert, J. Mutterlose
semanticscholar   +1 more source

Nannofossils: the smoking gun for the Canarian hotspot

, 2015
V. Troll, F. Deegan, S. Burchardt, K. Zaczek, J. Carracedo, F. Meade, V. Soler, M. Cachão, J. Ferreira, A. Barker   +9 more
semanticscholar   +1 more source

Evaluation of Cretaceous–Paleogene boundary based on calcareous nannofossils in section of Pol Dokhtar, Lorestan, southwestern Iran

Arabian Journal of Geosciences, 2013
S. Senemari, Masoomeh Sohrabi Molla Usefi   +1 more
semanticscholar   +1 more source

Nannofossils and their applications

Palaeogeography, Palaeoclimatology, Palaeoecology, 1992
openaire   +2 more sources