1963
Ambalodus planus Sergeeva, sp. nov. — Sergeeva, pp. 105, fig. 8:11-15
1963
Amorphognathus variabilis Sergeeva, sp. nov. — Sergeeva, pp. 106, fig. VIII 15-17
1974
Amorphognathus variabilis Sergeeva, 1963 — Viira, fig. 7:3,4
1976
Ambalodus planus Sergeeva, 1963 — Viira, pp. 45-46, fig. 6:22-24,27,30
1994
Lenodus variabilis (Sergeeva) — Dzik, pp. 86-88
2018
Lenodus variabilis — Wu et al.