Species
Aspidella terranovica Billings, 1872
Synonyymit
1872 Aspidella terranovica nov. gen. and spec. — Billings , pp. 478, fig. Fig. 14
1972 Planomedusites patellaris — Sokolov
1976 Tirasiana disciformis — Palij
1976 Tirasiana coniformis — Palij
1976 Tirasiana concentralis — Bekker
1980 Paliella patelliformis — Fedonkin
1980 Protodipleurosoma rugulosum — Fedonkin
1981 Cyclomedusa minima — Fedonkin
1981 Cyclomedusa delicata — Fedonkin
1983 Irridinitus multiradiatus — Fedonkin