Leuroglossus is a genus of deep-sea smelts found in the Pacific Ocean.

Species Three recognized species are in this genus: Leuroglossus callorhini (F. A. Lucas, 1899) Leuroglossus schmidti Rass (ru), 1955 (northern smoothtongue) Leuroglossus stilbius C. H. Gilbert, 1890 (California smoothtongue)

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