Subfamily
Acidaspidinae Salter, 1864
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1085-2 | Acidaspis viruana | Ceratocephala (Acidaspis) viruana Öpik   | Rakvere Stage | Rägavere kihistu | holotype | |||
| TUG 1085-48 | Acidaspis | Ceratocephala (Acidaspis) brighti (Murchison)   | Wenlock | ||||
| TUG 191-33 | Acidaspis | Acidaspis prevosti Barrande, 1846   | Silurian | ||||
| GIT 221-25 | Exallaspis mutica | Exallaspis mutica (Emmrich, 1844)   | 314.7 | Jaani Stage | |||
| GIT 221-7 | Exallaspis mutica | Exallaspis mutica (Emmrich, 1844)   | 283.4 | Jaani Stage | |||
| GIT 221-8 | Exallaspis mutica | Exallaspis mutica (Emmrich, 1844)   | 314.7 | Jaani Stage | |||
| GIT 221-9 | Exallaspis mutica | Exallaspis mutica (Emmrich, 1844)   | 91.9 | Wenlock | |||
| GIT 327-1 | Exallaspis mutica | Exallaspis mutica (Emmrich, 1844)   | 303 | Jaani Stage | |||
| GIT 327-10 | Exallaspis varbolensis | Exallaspis varbolensis (Bruton, 1967)   | 1003.5 | Llandovery | Rastrites Shale | |||
| GIT 327-11 | Exallaspis varbolensis | Exallaspis varbolensis (Bruton, 1967)   | 1003.5 | Llandovery | Rastrites Shale |