Children (13 direct children, 22 direct and indirect children):
Leptotyphlops humilis
(tree size 6)
Western threadsnake
Texas blind snake
(tree size 2)
Texas threadsnake
Leptotyphlops affinis
Rena affinis
Leptotyphlops bressoni
Michoacán slender blind snake
Leptotyphlops maximus
Giant blind snake
Leptotyphlops unguirostris
Rena unguirostris
Rena boettgeri
Rena dissectus
Rena myopica
(tree size 1)
Rena dugesii
Rena iversoni
Rena segrega
Rena dissecta