Valdar Jaanusson

Valdar Jaanusson
Born1923
DiedAugust 28, 1999
NationalitySwedish
CitizenshipSweden
Alma materUppsala University
Known forConfacies
Jaanusson effect
Ordovician geology
Topostratigraphy
Scientific career
FieldsStratigraphy
InstitutionsUppsala University
Geological Survey of Finland
Swedish Museum of Natural History

Valdar Jaanusson (1923 – August 28, 1999) was an Estonian-Swedish geologist. In 1960, he introduced the concept of topostratigraphy into Swedish stratigraphy. A recognized expert on the geology of the Ordovician period, he was member of the Estonian Academy of Sciences.