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Filisphaera
General
Description
Stratigraphy
Literature
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Species
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Name
Original Description
filifera
Bujak, J.P. (1984)
filifera ssp. filifera
Head, M.J. (ed.) (1993)
filifera ssp. pilosa
Head, M.J. (ed.) (1993)
microornata
Head, M.J., Norris, G. and Mudie, P.J. (1989a)
minuta
Strauss, C. and Lund, J.J. (1992)
pachyderma
Schiøler, P., (2005)
pilosa
Matsuoka, K. and Bujak, J.P. (1988)
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