Askeptosauroidea is a superfamily of thalattosaurs, a Triassic group of marine reptiles.

Askeptosauroidea is one of two major subgroups of Thalattosauria, the other being Thalattosauroidea.

It includes the family Askeptosauridae and a more basal form called Endennasaurus.

[1] Below is a cladogram from Wu et al. (2009) showing the phylogenetic relationships of Askeptosauroidea:[2] Endennasaurus Anshunsaurus Askeptosaurus Miodentosaurus Thalattosauroidea

This article about a Triassic reptile is a stub.