Type species: Steginopora reticulata Ubaghs, 1865
This genus includes the species:
| Ubaghsia aurita | (Lang, 1916) | Cretaceous Maastrichtian | France |
| Ubaghsia coaxans | (Lang, 1916) | Late Cretaceous Maastrichtian | Germany |
| Ubaghsia crassa | (Lang, 1916) | Late Cretaceous Campanian/Maastrichtian | England, Germany |
| Ubaghsia demorgani | (Jullien, 1886) | Late Cretaceous Campanian | France |
| Ubaghsia gasteri | Larwood, 1962 | Late Cretaceous Campanian | England |
| Ubaghsia langi | Larwood, 1962 | Late Cretaceous Santonian | England |
| Ubaghsia meudonensis | (Jullien, 1886) | Late Cretaceous Campanian | France |
| Ubaghsia ocellata | (Jullien, 1886) | Late Cretaceous Campanian | France |
| Ubaghsia ornata | (Goldfuss, 1826) | Late Cretaceous Maastrichtian | Netherlands |
| Ubaghsia peltata Status? |
(Roemer, 1841) | Late Cretaceous Campanian | Germany, France |
| Ubaghsia perforata | (Marsson, 1887) | Late Cretaceous Maastrichtian | Germany |
| Ubaghsia ranunculus | (Lang, 1916) | Late Cretaceous Maastrichtian | Germany |
| Ubaghsia reticulata | (Ubaghs, 1865) | Cretaceous | Holland |
| Ubaghsia royanensis Status? |
(Lang, 1916) | Late Cretaceous Maastrichtian | France |
| Ubaghsia tragica | Taylor & McKinney, 2006 | Late Cretaceous Maastrichtian | USA New Jersey |
| Ubaghsia ultima Status? |
(Voigt, 1925) | Paleogene Paleocene Danian | Germany |
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