-
pygidial structure between Fuchouia (Dolichometopidae) and
Acontheus tenebrarum". However,
Acontheus tenebrarum, Öpik (1982, pl. 32, fig. 5) from a late part...
-
Xiuqiella 1974
Yingzuiyan Formation Chengkouaspis 1980
Yingzuiyan Formation Acontheus 1851
Hemirhodon 1937
Thoracocare 1974
Spence Shale Formation Abakania...
- (rarely more), but they more
typically have 7–8.
Corynexochidae Abakania,
Acontheus, Bonnaspis, Chatiania, Clavigellus, Corynexoc****a, Corynexochina, Corynexochus...
-
Acidiscus Acimetopus Acmarhachis (=Cyclagnostus; =Oxyagnostus; =Wanagnostus)
Acontheus (=Aneucanthus; =Aneuacanthus)
Acrocephalaspina Acrocephalaspis Acrocephalella...
-
genera within the
family Corynexochidae: †
Abakania Poletaeva, 1973 †
Acontheus Angelin, 1851 †
Bonnaspis Resser, 1936 †
Chatiania Yang, 1977 † Clavigellus...
-
subdivision of the
trilobite order Corynexochida.
Corynexochidae Abakania,
Acontheus, Bonnaspis, Chatiania, Clavigellus, Corynexoc****a, Corynexochina, Corynexochus...
