Children (54 direct children, 60 direct and indirect children):
Hydrophis viperinus
Viperine seasnake
Hydrophis caerulescens
Dwarf sea snake
Hydrophis ornatus
(tree size 2)
Ornate sea snake
Hydrophis peronii
Horned sea snake
Hydrophis lamberti
Lambert's sea snake
Hydrophis klossi
Kloss' sea snake
Hydrophis platurus
(tree size 1)
Yellow-bellied sea snake
Hydrophis mammilaris
Bombay sea snake
Hydrophis laboutei
Hydrophis bituberculatus
Peters' sea snake
Hydrophis inornatus
Plain sea snake
Hydrophis lapemoides
Persian gulf sea snake
Hydrophis stricticollis
Collared sea snake
Hydrophis belcheri
Faint-banded sea snake
Hydrophis donaldi
Hydrophis cyanocinctus
Bluebanded sea snake
Spine-bellied sea snake
Hydrophis hardwickii
Disteira major
Oliveheaded sea snake
Stokes's sea snake
Stokes' sea snake
Hydrophis kingii
Spectacled sea snake
Hydrophis melanocephalus
Slender-necked sea snake
Microcephalophis gracilis
Slender sea snake
Hydrophis fasciatus
(tree size 1)
Striped sea snake
Hydrophis semperi
Lake taal snake
Hydrophis spiralis
Yellow sea snake
Hydrophis curtus
Hydrophis pacificus
Pacific sea snake
Hydrophis elegans
Elegant sea snake
Hydrophis coggeri
Slender-necked sea snake
Hydrophis czeblukovi
Fine-spined sea snake
Disteira nigrocincta
Daudin's sea snake
Hydrophis brooki
Hydrophis brookii
Hydrophis obscurus
Russell's sea snake
Microcephalophis cantoris
Gunther's sea snake
Hydrophis atriceps
Black-headed sea snake
Hydrophis hendersoni
Hydrophis macdowelli
Small-headed sea snake
Hydrophis melanosoma
Robust sea snake
Hydrophis pachycercos
Hydrophis parviceps
Smith's small-headed sea snake
Hydrophis vorisi
Estuarine sea snake
Hydrophis torquatus
(tree size 2)
West coast black-headed sea snake
Hydrophis sibauensis
Kalimantan sea snake
Hydrophis jerdonii
Hydrophis brookei
Hydrophis sp.
Hydrophis walli
Hydrophis schistosus
Hydrophis zweifeli
Hydrophis mcdowelli
Hydrophis annandalei
Hydrophis curtus
Hydrophis ocellatus
Hydrophis viperinus