Children (8 direct children, 11 direct and indirect children):
Necturus maculosus
(tree size 3)
Mudpuppy
Necturus beyeri
Gulf coast waterdog
Dwarf waterdog
Necturus punctatus
Necturus lewisi
Neuse river waterdog
Necturus alabamensis
Alabama waterdog
Necturus louisianensis
Necturus lodingi
Necturus krausei