Children (6 direct children, 8 direct and indirect children):
Histiogamphelus briggsii
(tree size 1)
Robe pipefish
Histiogamphelus cristatus
Spotted crested pipefish
Histiogamphelus gallinaceus
Histiogamphelus maculatus
(tree size 1)
Histiogamphelus meraculus
Histiogamphelus rostratus