Children (7 direct children, 114 direct and indirect children):
Pseudorabdion
(tree size 15)
Calamaria
(tree size 79)
Macrocalamus
(tree size 7)
Calamorhabdium
(tree size 2)
Etheridgeum
(tree size 1)
Sumatra etheridge snakes
Collorhabdium
(tree size 1)
Williamson's reed snakes
Rabdion
(tree size 2)
Forsten’s pointed snakes