Combined LM and SEM studies of Cretaceous (Apt-Albian) spores and pollen from Central Mongolia

Autor(en)
Odgerel Nyamsambuu, Niiden Ichinnorov, Christa Hofmann
Abstrakt

The coal-bearing strata from Mongolia (Tevshiingovi Formation) of Albian to middle Aptian age contain next to dominating spores of Bryophytes and ferns, Pinaceae, Cupressaceae and Ginkgoaceae pollen only few taxa that can be affiliated with angiosperms and angiosperm-like pollen. The coal-bearing strata of the Khovil-Tugrug coal mine is located in central Mongolia southeast of Ulaanbaatar in the Choir-Nyalga basin (Figure.1) and its stratigraphic range is confined by the presence of

various spores Pilosisporites notensis, Osmundacidites wellmanii, Aequitriradites spinulosus, Taurocusporites reduncus, Todisporites minor, Densoisporites sp, Cicatricosisporites australiensis, Cicatricosisporites dorogensis, Cyathidites australis, Leptolepidites verrucatus, Lycopodiumsporites sp., Lycopodiumsporites

marginatus and pollen as a Podocarpites multisimus, Podocarp idites décorus, Piceapollenites sp., Pinuspollenites oralicus, Pinuspollenites sp., Alisporites sp., Cycadopites sp., Ginkgocycadophytes sp., Araucariacites australis, Araucariacites sp., Inaperturapollenites sp., Taxodiaceaepollenites sp., Classopollis classoides and angiosperm Clavatipollenites, Retimonocolpites, Liliacidites-like, Platanus-like (Bratseva, G.M. Novodvorskaya, I.M.1975; Masamichi Takahashi., 1997; Punt, W., Hoen, P.P., Blackmore,S.,Nilsson, S.& Le Thomas,A. 2007; Hesse.M, Halbritter.H, Zetter, R, 2009) (Plate. I-VII).

Organisation(en)
Institut für Paläontologie
Externe Organisation(en)
National University of Mongolia, Mongolian Academy of Sciences (MAS)
Journal
Journal of Geological Issues
Band
494
Seiten
116-127
Anzahl der Seiten
12
Publikationsdatum
2018
ÖFOS 2012
105118 Paläontologie
Schlagwörter
ASJC Scopus Sachgebiete
Allgemeine Erdkunde und Planetologie
Link zum Portal
https://ucrisportal.univie.ac.at/de/publications/d6f9c80f-8151-4e77-8383-8f859c55465f