Hypselognathus is a genus of pipefishes endemic to Australia where they are only known from the southern coast.
Species There are currently two recognized species in this genus: Hypselognathus horridus C. E. Dawson & Glover, 1982 (prickly pipefish) Hypselognathus rostratus (Waite & Hale, 1921) (knife-snouted pipefish)
References