From Fensome et al., 2019:
Margosphaera velata Nagy, 1965, p. 208, pl.5, figs.23–25, text-fig.7 nom. rej.. Holotype: Nagy, 1965, pl.5, figs.23–25, textfig. 7. Taxonomic synonym: Selenopemphix nephroides nom. cons..; Fensome et al. (2016a, p.636) proposed the conservation, now approved, of Selenopemphix nephroides Benedek, 1972 against Margosphaera velata Nagy, 1965. Age: Middle Miocene.

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