1931
Ovum hispidum polygonale — Eisenack, pp. 113
1959
Baltisphaeridium polygonale — Eisenack, pp. 199-200
1963
Veryhachium polygonale — Eisenack, pp. 209
1965
Baltisphaeridium polygonale f. polyacanthum — Eisenack, pp. 136-137
1973
Goniosphaeridium polygonale polyacanthum (Eisenack, 1965) — Eisenack et al., pp. 501-502
1991
Goniosphaeridium polygonale polyacanthum (Eisenack, 1965) — Uutela & Tynni, pp. 66-67, fig. XII:125