Horologinella spinosigibberosa
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"spinosigibberosa" Brideaux and Fisher, 1976, p.22-24, pl.4, fig.9; pl.5, figs.1-16. Holotype: Brideaux and Fisher, 1976, pl.5, figs.1,5-8. NOW Tetrachacysta. Originally Horologinella, subsequently (and now) Tetrachacysta. Age: Late Oxfordian-?Portlandian.
Parent: Horologinella