Spiniferites leptodermus

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"leptodermus" (Maier, 1959, p.321-322, pl.33, figs.5-6) Sarjeant, 1970, p.76.  Holotype: Maier, 1959, pl.33, fig.5; Sarjeant, 1983, pl.1, fig.2; pl.6, figs.1-2; pl.7, fig.4.  Originally Hystrichosphaeridium, subsequently Hystrichosphaera, thirdly SpiniferitesTaxonomic senior synonym: Hystrichosphaeridium (as Achomosphaera) alcicornu, according to Sarjeant (1983, p.100).  Age: mid Oligocene-Late Miocene.

Parent: Spiniferites