Children (15 direct children, 16 direct and indirect children):
Grey cutthroat eel
Synaphobranchus affinis
Synaphobranchus dolichorhynchus
Synaphobranchus oregoni
Synaphobranchus calvus
Synaphobranchus capensis
Kaup's arrowtooth eel
Slatjaw cutthroat eel
Shortdorsal cutthroat eel
Synaphobranchus brevidorsalis
Synaphobranchus pinnatus
(tree size 1)
Synaphobranchus australis
Synaphobranchus bathybius
Synaphobranchus brachysomus
Synaphobranchus bruuni
Synaphobranchus danae
Synaphobranchus infernalis
Synaphobranchus taketae