Author:
Colbath,G.K.
Year:
1980
Title:
Abundance fluctuations in Upper Ordovician organic-walled microplankton from Indiana.
Reference:
Colbath,G.K. (1980) Abundance fluctuations in Upper Ordovician organic-walled microplankton from Indiana. Micropaleontology Vol. 26 # 1 P. 97- 102
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Genus Species Country(Region) From To
Axisphaeridium Axisphaeridium cylindratum Indiana Late Ordovician
Axisphaeridium Axisphaeridium tomentum Indiana Late Ordovician
Baltisphaeridium Baltisphaeridium dasos Indiana Late Ordovician
Baltisphaeridium Baltisphaeridium parvulisidereum Indiana Late Ordovician
Dicommopalla Dicommopalla macadamii Indiana Late Ordovician
Lophosphaeridium Lophosphaeridium korynum Indiana Late Ordovician
Navifusa Navifusa thyreosa Indiana Late Ordovician
Ordovicidium Ordovicidium elegantulum Indiana Late Ordovician
Ordovicidium Ordovicidium gracile Indiana Late Ordovician
Peteinosphaeridium Peteinosphaeridium indianaense Indiana Late Ordovician
Peteinosphaeridium Peteinosphaeridium spiraliculum Indiana Late Ordovician
Polyancistrodorus Polyancistrodorus intricatus Indiana Late Ordovician
Polygonium Polygonium celestum Indiana Late Ordovician
Rhopaliophora Rhopaliophora foliatilis Indiana Late Ordovician
Tretosohyrtana Tretosohyrtana impexa Indiana Late Ordovician