Erpetogomphus is a genus of dragonfly in the family Gomphidae. They are commonly known as ringtails. Most of the species are predominantly green coloured and the males have a moderately clubbed tail.
The genus contains the following species:
A single fossil species, â Erpetogomphus shii <small>Zheng et al., 2018</small> known from the Early Miocene-aged Mexican amber