Children (16 direct children, 186 direct and indirect children):
Asapholytoceras
Macroscaphites
(tree size 6)
Argonauticeras
(tree size 4)
Lytoceras
(tree size 53)
Megalytoceras
(tree size 2)
Metrolytoceras
Alocolytoceratinae
(tree size 20)
Megalytoceratinae
(tree size 1)
Lytoceratinae
(tree size 41)
Ectocentritinae
(tree size 32)
Galaticeratinae
Pleuroacanthinae
(tree size 7)
Analytoceratinae
(tree size 1)
Takahashiceras
(tree size 1)
Tragolytoceras
(tree size 2)
Nannolytoceratinae