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Ambonosphaera staffinensis

Ambonosphaera? staffinensis (Gitmez, 1970, p.276-278, pl.3, fig.1; text-figs.20A-B) Poulsen and Riding, 1992, p.26.

EMENDATION: Poulsen and Riding, 1992, p.26, as Ambonosphaera? staffinensis.

TYPE: Holotype: Gitmez, 1970, pl.3, fig.1; text-figs.20A-B; Poulsen and Riding, 1992, pl.1, fig.6; text-figs.1A-B.

HISTORY: Originally Meiourogonyaulax, subsequently Lithodinia, thirdly Polygonifera, fourthly (and now) Ambonosphaera?, fifthly Lithodinia?. Williams et al. (1998, p.39) retained this species in Ambonosphaera?. Questionable assignment: Poulsen and Riding (1992, p.26).

SYNONYM(S): Taxonomic junior synonym: Senoniasphaera? frisia, according to Poulsen and Riding (1992, p.26); Hexagonifera (now Senoniasphaera) jurassica, according to Williams et al. (1993, p.32) - however, elsewhere in the same publication, Williams et al. (1993, p.56) retained Hexagonifera (now Senoniasphaera) jurassica.

AGE: Early Kimmeridgian.


Infraspecific taxa:


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