About
Osman Varol, PhD
Terminologies, Symbols and Abbreviations
Taxonomy
Nannofossils
Essential ICN Rules to Know
Preparation Techniques for Calcareous Nannofossils
Biostratigraphy
Brief History of Nannofossils
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Nannofossils
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Eukaryota
Protista_Haptophyta
Coccolithophyceae
Eifellithales
Eifellithales
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Eiffellithineae
Varol,
2025
2 specimens
Zeugrhabdotus cooperi
Early Valanginian - Early Tithonian
1 specimens
Gorkaea sp. 1
Late Campanian
1 specimens
Gorkaea operio
Early Cenomanian - Middle Albian
2 specimens
Gorkaea pannonus
Late Maastrichtian
1 specimens
Gorkaea obliqueclausus
Late Campanian - Middle Campanian
1 specimens
Gorkaea cruciformis
Late Aptian - Early Berriasian
1 specimens
Gorkaea brevis
Late Cenomanian - Early Aptian
3 specimens
Gorkaea exiguus
Late Cenomanian - Early Hauterivian
7 specimens
Gorkaea pomerolii
Late Maastrichtian - Late Aptian
10 specimens
Gorkaea pseudanthophorus
Late Maastrichtian - Early Tithonian
2 specimens
Zeugrhabdotus kerguelenensis
Campanian - Cenomanian
5 specimens
Zeugrhabdotus embergeri
Late Maastrichtian - Early Tithonian
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Zygodiscaineae
Varol,
2025a
3 specimens
Prolatipatella multicarinata
Late Maastrichtian - Late Santonian
0 specimens
Pontosphaera confossa
Serravalian - Priabonian
0 specimens
Pontosphaera distinctoides
Priabonian - Ypresian
0 specimens
Pontosphaera praesyracusana
Serravalian
0 specimens
Pontosphaera scutellum
Recent - Serravalian
0 specimens
Pontosphaera bukryi
Langhian - Latdorfian
0 specimens
Pontosphaera latielliptica
Rupelian - Latdorfian
0 specimens
Jakubowskia labrosa
Lutetian - Ypresian
0 specimens
Pontosphaera formosa
Lutetian
0 specimens
Pontosphaera latoculata
Latdorfian - Priabonian
5 specimens
Transversopontis wechesensis
Lutetian - Ypresian
1 specimens
Pontosphaera ovata
Rupelian - Ypresian
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Stephanolithionineae
Varol,
2025
3 specimens
Rotelapillus tesserisbares
Early Coniacian - Early Turonian
2 specimens
Davidhakania saepes
Selandian - Danian
3 specimens
Davidhakania partingtonii
Danian
2 specimens
Davidhakania imbriei
Danian
1 specimens
Davidhakania eosaepes
Danian
5 specimens
Helenemanivitia colombiana
Late Maastrichtian - Late Campanian
1 specimens
Cylindralithus sp. 1
Early Campanian - Late Santonian
12 specimens
Cylindralithus sculptus
Middle Campanian - Middle Santonian
1 specimens
Cylindralithus crassus
Early Campanian - Early Turonian
1 specimens
Cylindralithus serratus
Early Maastrichtian - Late Campanian
1 specimens
Corollithion msakyae
Early Maastrichtian - Early Turonian
1 specimens
Assipetra youngii
Late Campanian - Early Barremian
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Taxonomy
Eukaryota
Protista_Haptophyta
Coccolithophyceae
Eifellithales
Eiffellithineae
Zygodiscaineae
Stephanolithionineae