From Fensome et al., 2019:
Tetrachacysta? baculata Backhouse, 1988, p.110–111, pl.42, figs.4–5; pl.51, figs.2–3.
Holotype: Backhouse, 1988, pl.42, fig.5; Fensome et al., 1996, fig.2 — p.2059.
Questionable assignment: Backhouse (1988, p.110).
Age: late Tithonian–Valanginian.

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