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