Children (11 direct children, 29 direct and indirect children):
Acadoparadoxides
(tree size 4)
Paradoxides
(tree size 4)
Eccaparadoxides
(tree size 4)
Hydrocephalus
(tree size 4)
Hydrocephalus (trilobite)
Rejkocephalus
(tree size 2)
Bajanaspis
Plutonides
Anabaraspis
Schagonaria
Primoriella
Schoriina