1972
Baltisphaeridium forquiferum — Cramer & Diez, pp. 151
1973
Multiplicisphaeridium forquiferum (Cramer et Diez, 1972) — Eisenack et al., pp. 641-642
1991
Multiplicisphaeridium forquiferum (Cramer et Diez, 1972) — Uutela & Tynni, pp. 92, fig. XIX:200