1970
Dixallophasis caperoradiola — Loeblich et Tappan, pp. 714-715
1973
Multiplicisphaeridium caperoradiolum (Loeblich, 1970) — Eisenack et al., pp. 553
1991
Multiplicisphaeridium caperoradiolum (Loeblich, 1970) — Uutela & Tynni, pp. 90, fig. XIX:195