From Fensome et al., 2019:
Horologinella scabrosa He Chengquan, 1984b, p.162, pl.8, figs.20–21. Holotype: He Chengquan, 1984b, pl.8, fig.20; Pestchevitskaya, 2001, pl.2, fig.9; Pestchevitskaya, 2003, pl.2, fig.15. Age: Oligocene–Early Miocene (according to Pestchevitskaya, 2001, p.106).

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