Considerado un sinónimo menor de Catostomus clarkii Baird & Girard, 1854
- Smith, G.R. 1966. "Distribution and evolution of the North American catostomid fishes of the subgenus Pantosteus, genus Catostomus". Miscellaneous Publications, Museum of Zoology, University of Michigan. (129):1-132 (ffm00374)
Descripción original como Notolepidomyzon utahensis:
- Tanner, V.M. 1932. "A description of Notolepidomyzon utahensis, a new catostomid from Utah". Copeia. 1932(3):135-136 (ffm00375)