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Cymatiosphaera cingulata
Cymatiosphaera cingulata O. Wetzel, 1933
Now Pterodinium. Originally Cymatiosphaera, subsequently Hystrichosphaera, thirdly Spiniferites, fourthly Spiniferites?, fifthly (and now) Pterodinium.
Tax. sr. synonym of Spiniferites? pterotus (Cookson and Eisenack, 1958) Sarjeant, 1970, according to Below, 1981 and hence a tax. sr. synonym of Hystrichosphaera crassimurata Davey and Williams, 1966, by implication, according to Kjellstr÷m, 1973, who considered Hystrichosphaera crassimurata to be a tax. jr. synonym of
Spiniferites? pterotus.
Holotype: O. Wetzel, 1933, pl.4, fig.10
Age: Senonian
Now Pterodinium. Originally Cymatiosphaera, subsequently Hystrichosphaera, thirdly Spiniferites, fourthly Spiniferites?, fifthly (and now) Pterodinium.
Tax. sr. synonym of Spiniferites? pterotus (Cookson and Eisenack, 1958) Sarjeant, 1970, according to Below, 1981 and hence a tax. sr. synonym of Hystrichosphaera crassimurata Davey and Williams, 1966, by implication, according to Kjellstr÷m, 1973, who considered Hystrichosphaera crassimurata to be a tax. jr. synonym of
Spiniferites? pterotus.
Holotype: O. Wetzel, 1933, pl.4, fig.10
Age: Senonian