Children (15 direct children, 16 direct and indirect children):
Systellaspis affinis
Systellaspis debilis
Systellaspis pellucida
Systellaspis cristata
Systellaspis braueri
(tree size 1)
Systellaspis curvispina
Systellaspis eltanini
Systellaspis guillei
Systellaspis intermedia
Systellaspis lanceocaudata
Systellaspis paucispinosa
Systellaspis liui
Systellaspis bouvieri
Systellaspis densispina
Systellaspis echinurus