Children (17 direct children, 52 direct and indirect children):
Ophthalmosaurus
(tree size 4)
Platypterygius
(tree size 1)
Longirostria
Palvennia
Cryopterygius
Ophthalmosaurinae
(tree size 5)
Platypterygiinae
(tree size 20)
Janusaurus
Macropterygius
Nannopterygius
(tree size 1)
Muiscasaurus
(tree size 1)
Leninia
(tree size 1)
Paraophthalmosaurus
Arthropterygius
(tree size 1)
Keilhauia
Ophthalm
Ophthalmosauru
Thalassodraco
(tree size 1)