Gomphodontosuchinae is a subfamily of Triassic traversodontid cynodonts.

It includes the genera Gomphodontosuchus (the type genus), Exaeretodon,[1] Santagnathus,[1] Siriusgnathus,[1] Menadon, Proexaeretodon, Protuberum, Ruberodon and Scalenodontoides.

[2][3] Below is a cladogram showing the phylogenetic relationships of gomphodontosuchines from Kammerer et al. (2008):[4] Luangwa Scalenodon Pascualgnathus Traversodon Andescynodon Dadadon Santacruzodon Massetognathus Gomphodontosuchus Menadon Exaeretodon Scalenodontoides

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