Deltistes is a genus of North American ray-finned fish in the Catostomidae family. It contains the modern D. luxatus found in California and Oregon, and the extinct D. owyhee Miller, 1967 and D. ellipticus Miller, 1967 both from the Glenns Ferry Formation of Idaho.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0