
Palynological characteristics of Kazakhstan Province of Carboniferous Euramerican Region
Maya V. Oshurkova
Global Geology ›› 2012, Vol. 15 ›› Issue (1) : 1-12.
Palynological characteristics of Kazakhstan Province of Carboniferous Euramerican Region
The paper presents results of palynological studies of the coal-bearing Carboniferous in Central Kazakhstan. A quantitative dynamics of major genera of miospores reflects an overall succession of the Carboniferous miospore assemblages. Viséan Serpukhovian assemblages are dominanted by Lophozonotriletes fuscatus,Acanthozonotriletes cristifer,A. inclusus,Punctatisporites glabratus,Crassispora ignorata,C. scrupea,Cyclobaculisporites trichacanthus,Lycospora breviapiculata,L. echinata and Vallatisporites decrescens. Rare Punctatisporites bertschoguriensis,Stenozonotriletes marginellus,Vallatisporites appilicatus,Verrucosisporites scrobiculatus, Reticulatisporites cancellatus,Granulatisporites arcuatus are recorded,which are not found in assemblages from overlying sediments. Bashkirian--Moscovian assemblages are dominated by Lycospora subtriquetra,L. pusilla, Vallatisporites ciliaris,Apiculatisporis mollis,Cyclogranisporites testiculatus,Calamospora microrugosa,Schopfipollenites principalis,Psilohymena psiloptera,Florinites grandis and Granulatisporites piroformis miospores. Cristatisporites latispinus,Angulisporites didymus,Thymospora obscura and Torispora securis are also present,as well as single Apiculatisporis curvispinus,Raistrickia inordinata,Marsupipollenites retroflexus,Entylissa caperata, Potonieisporites grandis and Cordaitina sp. A similar succession of miospore assemblages is recorded in the Carboniferous deposits of Europe and North America,which allows carrying out correlations,despite an endemic characters of many species of Paleozoic miospores from the coal-bearing Carboniferous of the Kazakhstan Province in the Euramerian Paleofloristic Region.
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