Muderongia tetracantha
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tetracantha (Gocht, 1957, p.168, pl.18, figs.7–9; text-fig.5) Alberti, 1961, p.14. Emendation: Monteil, 1991b, p.476–477, as Muderongia tetracantha. Holotype: Gocht, 1957, pl.18, fig.7. Originally Pseudoceratium?, subsequently (and now) Muderongia. Taxonomic junior synonym: Muderongia crucis, according to Morgan (1980, p.28) — however, Jansonius (1982, p.16) retained Muderongia crucis. Age: late Hauterivian.
