Author

Jan Jansonius

Observed names: J JANSONIUS, J Jansonius, J. Jansonius

Observed institutions: Geological Survey of Canada, Imperial Oil (Canada)

OpenAlex ID: A5040549145

Palynology: Principles and Applications

1997 · Thomas Servais, Jan Jansonius, et al. · Micropaleontology · 2,147

Fossil Plants and Spores: Modern Techniques

2000 · Jan Jansonius · Review of Palaeobotany and Palynology · 978

Palynology of permian and triassic sediments, Peace River area, Western Canada

1962 · Jan Jansonius · Palaeontographica Abteilung B · 175

Morphology and Classification of Some Chitinozoa

1964 · Jan Jansonius · Bulletin of Canadian Petroleum Geology · 111

The Pollen Genus Classopollis Pflug, 1953

1961 · S. J. Pocock, J. Jansonius · Micropaleontology · 107

Textbook of pollen analysis, IV edition

1992 · Jan Jansonius · Palaeogeography Palaeoclimatology Palaeoecology · 68

Scolecodonts: I. Descriptive Terminology and Revision of Systematic Nomenclature; II. Lectotypes, New Names for Homonyms, Index of Species

1971 · Jan Jansonius, Jim Craig · Bulletin of Canadian Petroleum Geology · 62

Palynology of the Permian and Triassic of the Tesero and Bulla sections (Western Dolomites, Italy) and consideration about the enigmatic species Reduviasporonites chalastus

2014 · Amalia Spina, Simonetta Cirilli, et al. · Review of Palaeobotany and Palynology · 48

Reworked Miospores in the Upper Paleozoic and Lower Triassic of the Northern Circum-polar Area and Selected Localities

2004 · John Utting, Amalia Spina, et al. · Palynology · 39

Selected Tertiary Angiosperm Pollens from India and Their Relationship with African Tertiary Pollens

1985 · Jan Jansonius, G. Thanikaimoni, et al. · Taxon · 34

Palaeogene fungal spores and fruiting bodies of the Canadian arctic

1976 · Jan Jansonius · Geoscience and Man · 28

New genera of Paleogene fungal spores

1974 · William C. Elsik, Jan Jansonius · Canadian Journal of Botany · 28

Reexamination of mesozoic canadian dinoflagellate cysts published by S. A. J. Pocock (1962, 1972)

1986 · J. Jansonius · Palynology · 27

Redescription of Some Fossil Fungal Spores

2000 · J. Jansonius, R. M. Kalgutkar · Palynology · 25

Redescription of some fossil gymnospermous pollen (Chasmatosporites, Marsupipollenites, Ovalipollis)

1969 · Stanley A. J. Pocock, Jan Jansonius · Canadian Journal of Botany · 22

Relationships among gymnospermous pollen

1967 · F.L. Staplin, S.J. Pocock, et al. · Review of Palaeobotany and Palynology · 22

Palynological Techniques for Sediments

1960 · F. L. Staplin, S. J. Pocock, et al. · Micropaleontology · 22

Microfossiles organiques du paléozoïque

1967 · André Combaz, P Taugourdeau, et al. · 20

Emended diagnosis of Alisporites Daugherty 1941

1971 · J. Jansonius · Pollen et spores · 17

Systematics of the Chitinozoa

1967 · Jan Jansonius · Review of Palaeobotany and Palynology · 13

Palaeozoic microfossils from Orphan Knoll, NW Atlantic Ocean

1995 · J.E. van Hinte, Alan Ruffman, et al. · Data Archiving and Networked Services (DANS) · 8

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The species of Fromea (fossil dinoflagellates)

1989 · Jan Jansonius · Review of Palaeobotany and Palynology · 8

Some scolecodonts in organic association from Devonian strata of western Canada

1974 · J. Jansonius, J. H. Craig · Geoscience and Man · 7

Form‐genera Versus Organ‐genera; a Proposal

1974 · J. Jansonius · Taxon · 6

Linnaean Nomenclature—universal Language of Taxonomists—and the Sporae Dispersae (with a Commentary on Hughes' Proposal)

1981 · Jan Jansonius · Taxon · 5

Works count: 48

Citation count: 4,050

H-index: 18

I10-index: 20