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Appendix A

Genus Ammonidium

Ammonidium T.R. Lister, 1970, p.48-49.

EMENDATIONS: Le Hérissé, 1989, p.80-81, as a revised diagnosis; Sarjeant and Vavrdova, 1997, p.15.

COMMENTS: Acritarch genus.

TYPE: Downie, 1963, pl.92, fig.6, as Baltisphaeridium microcladum.


Species:


DINOFLAJ (c) 1998