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Dioxya denticulata
Dioxya denticulata Pöthe de Baldis and Ramos, 1983
NOW Spinidinium argentinium. Originally Dioxya denticulata, subsequently (and now) Spinidinium argentinium, thirdly Magallanesium denticulatum. Spinidinium argentinium is a substitute name, since the epithet "denticulatum" is preoccupied in Spinidinium.
Holotype: Pöthe de Baldis and Ramos, 1983, pl.2, figs.7,11; pl.4, fig.2.
Age: Early Aptian
NOW Spinidinium argentinium. Originally Dioxya denticulata, subsequently (and now) Spinidinium argentinium, thirdly Magallanesium denticulatum. Spinidinium argentinium is a substitute name, since the epithet "denticulatum" is preoccupied in Spinidinium.
Holotype: Pöthe de Baldis and Ramos, 1983, pl.2, figs.7,11; pl.4, fig.2.
Age: Early Aptian