Třída: Actinopterygii - paprskoploutví
Řád: Cypriniformes - máloostní
Čeleď: Catostomidae - pakaprovcovití

Typový druh: Catostomus fecundus Jordan (not of Cope & Yarrow) 1878 (= Chasmistes liorus Jordan, 1878)

Reference: Jordan, D. S. 1878. A catalogue of fishes of the fresh waters of North America. Bull. U. S. Geol. Geogr. Surv. Terr. v. 4 (no. 2, art. 18): 407-442.

Přehled druhů

• Chasmistes brevirostris Cope, 1879
  Cope, E. D. 1879. The fishes of the Klamath Lake, Oregon. Am. Nat. v. 13 (no. 12): 784-785.
• Chasmistes cujus Cope, 1883
  Cope, E. D. 1883. On the fishes of the Recent and Pliocene lakes of the western part of the Great Basin, and of the Idaho Pliocene lake. Proc. Acad. Nat. Sci. Phila. v. 35: 134-166, 1 map.
• Chasmistes fecundus (Cope & Yarrow, 1875)
  Cope, E. D. & H. C. Yarrow. 1875. Report upon the collections of fishes made in portions of Nevada, Utah, California, Colorado, New Mexico, and Arizona, during the years 1871, 1872, 1873, and 1874. U. S. Geol. Surv. West 100. Meridian v. 5 (Zool.) Chapter 6: 635-703, Pls. 26-32.
• Chasmistes liorus Jordan, 1878
  Jordan, D. S. 1878. A synopsis of the family Catostomidae. Bull. U. S. Natl. Mus. No. 12: 97-237.
• Chasmistes muriei Miller & Smith, 1981
  Miller, R. R. & G. R. Smith. 1981. Distribution and evolution of Chasmistes (Pisces: Catostomidae) in western North America. Occas. Pap. Mus. Zool. Univ. Mich. No. 696: 1-46.

Statistické údaje

Počet druhů: 5