Species
Ordovicidium nudum (Eisenack, 1959) emend. Loeblich et Tappan, 1978
Synonymy list
1959 Baltisphaeridium trifurcatum subsp. nudum — Eisenack , pp. 203, fig. 17:4-6
1969 Peteinosphaeridium nudum — Eisenack , pp. 255
1971 Peteinosphaeridium nudum (Eisenack, 1959) — Kjellström , pp. 56, fig. 4:6
1976 Peteinosphaeridium nudum (Eisenack, 1959) — Kjellström , pp. 34, fig. 28
1978 Ordovicidium nudum (Eisenack) — Loeblich & Tappan , pp. 1201
1979 Peteinosphaeridium nudum (Eisenack, 1959) — Bockelie & Kjellström , pp. 214, fig. 15
1991 Ordovicidium nudum (Eisenack) Loeblich & Tappan 1978 — Uutela & Tynni , fig. 22:233
2023 Ordovicidium nudum (Eisenack 1959) Loeblich & Tappan 1978 — Rubinstein & Vaida , fig. 10E
Selection of related publications
Uutela, A., Tynni, R. 1991. Ordovician acritarchs from the Rapla borehole, Estonia. Geological Survey of Finland. Bulletin 353, 1-135.
Bockelie, T. G., Kjellström, G. 1979. Middle Ordovician acritarchs from the island of Odinsholm, Estonia. GFF 101, 3, 205-216. DOI:10.1080/11035897909448574
Kjellström, G. 1971. Ordovician microplankton (Baltisphaerids) from the Grötlingbo borehole no. 1 in Gotland, Sweden. Sveriges Geologiska Undersökning 655, 1-75.
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Classification
| Organism group | Biota |
| Protista | |
| Acritarcha | |
| Genus | Ordovicidium |
| Species | aequifurcatum |
| asperum | |
| elegantulum | |
| groetlingboense | |
| heteromorphicum | |
| nanofurcatum | |
| nudum | |
| paucifurcatum |
References based on distribution
- Bockelie & Kjellström, 1979 Osmussaar 1 Uhaku Stage
- Uutela & Tynni, 1991 Rapla borehole 46 - 188 Lasnamägi Stage
- Kjellström, 1971a Grötlingbo 1 borehole, Gotland 434 - 439 Viru Series
Occurrence in samples