Children (43 direct children, 55 direct and indirect children):
Sphaerexochus
Ktenoura
Actinopeltis
Actinopeltis (trilobite)
Areia
Areia (trilobite)
Borealaspis
Bufoceraurus
Ceraurinus
(tree size 1)
Cerauromeros
Ceraurus
(tree size 1)
Cheirurus
Contracheirurus
Courtessolium
Crotalocephalides
Crotalocephalina
Crotalocephalus
Cyrtometopus
Deiphon
Didrepanon
Eccoptochile
Gabriceraurus
Hadromeros
Hammannopyge
Hammanopyge
Heliomera
(tree size 1)
Heliomeroides
(tree size 1)
Holia
(tree size 1)
Kawina
(tree size 1)
Kawina (trilobite)
Krattaspis
Sphaerocoryphe
(tree size 2)
Hyrokybe
Onycopyge
Chiozoon
Hapsiceraurus
(tree size 1)
Paraceraurus
(tree size 1)
Sphaerexochinae
Cheirurinae
Deiphoninae
Acanthoparyphinae
(tree size 1)
Eccoptochilinae
Cyrtometopinae
Sphaexerochinae
Mayopyge
(tree size 1)
Ceraurinella
Youngia