Nannoceratopsis deflandrei subsp. senex
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subsp. senex (van Helden, 1977, p.165, pl.33.1, figs.1-9; text-fig.33.4) Ilyina in Ilyina et al., 1994, p.14. Holotype: van Helden, 1977, pl.33.1, figs.6-7. Originally Nannoceratopsis senex, subsequently (and now) Nannoceratopsis deflandrei subsp. senex. Age: ?Late Pliensbachian-Early Bajocian.
