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Heterosphaeridium araneosum

Year	Author	Title
1977	Brideaux, W.W.	Taxonomy of the Upper Jurassic-Lower Cretaceous microplancton from the Richardson Mountains, District of Mackenzie, Canada
1969a	Davey, R.J.	Non-calcareous microplankton from the Cenomanian of England, northern France and North America, Part 1
2004	Fauconnier, D and Masure, E.	Les dinoflagellés fossile. Guide pratique de détermination. Les genres à processus et à archéopyle apical.
1993	Islam, M.A.	Review of the fossil dinoflagellate Cleistosphaeridium.
1971	Singh, Ch.	Lower Cretaceous microfloras of the Peace River area, northwestern Alberta