{{Short description|Genus of fishes}} {{Automatic taxobox | image = Devils River minnow.jpg | image_caption = Devils River minnow (''Dionda diaboli'') | taxon = Dionda | authority = Girard, 1856<ref name = "Cof family">{{Cof family|family=Pogonichthyinae|access-date=10 March 2025}}</ref> | type_species = ''Dionda episcopa'' | type_species_authority = Girard, 1856<ref name = "Cof family"/> | subdivision_ranks = Species | subdivision = See text. }}
'''''Dionda''''' is the genus of '''desert minnows''', small fish belonging to the family Leuciscidae, the shiners, daces and minnows.<ref name = "Cof family"/><ref name=FishBase>{{FishBase genus | genus = Dionda | month = September | year = 2018}}</ref> They are native to fresh waters in the United States and Mexico. Their range is centered in the Rio Grande basin, but they also occur in associated systems, including Nazas–Aguanaval of north–central Mexico, and Nueces, San Antonio and Colorado of Texas.<ref name=Schonhuth2008>{{cite journal | author1=Schönhuth, S. | author2=I. Doadrio | author3=O. Dominguez-Dominguez | author4=D.M. Hillis | author5=R.L. Mayden | year=2008 | title=Molecular evolution of southern North American Cyprinidae (Actinopterygii), with the description of the new genus Tampichthys from central Mexico | journal=Molecular Phylogenetics and Evolution | volume=47 | issue=2 | pages=729–756 | doi=10.1016/j.ympev.2007.11.036 }}</ref>
These are small fish, no more than {{cvt|9|cm|in}} long, and overall brownish-silvery with a distinct dark horizontal line from the head to the tail base.<ref name=FishBase/> They are believed to feed primarily on algae.
==Species== These are the species in this genus.<ref name = "Cof genus">{{Cof genus|genus=Dionda|access-date=10 March 2025}}</ref> Additionally, the species now placed in ''Tampichthys'' were formerly included in ''Dionda'' instead.<ref name=Schonhuth2008/>
* ''Dionda argentosa'' <small>Girard, 1856</small> (Manantial roundnose minnow) * ''Dionda diaboli'' <small>C. Hubbs & W. H. Brown, 1957</small> (Devils River minnow) * ''Dionda episcopa'' <small>Girard, 1856</small> (Roundnose minnow) * ''Dionda flavipinnis'' <small>(Cope, 1880)</small> * ''Dionda melanops'' <small>Girard, 1856</small> (Spotted minnow) * ''Dionda nigrotaeniata'' <small>(Cope, 1880)</small> (Guadalupe roundnose minnow) * ''Dionda serena'' <small>Girard, 1856</small> (Nueces roundnose minnow) * ''Dionda texensis'' <small>Girard, 1856</small>
==References== {{Reflist}} * {{ITIS |id=163512 |taxon=Dionda |accessdate=6 June 2006}}
{{Taxonbar|from=Q836756}} {{Authority control}}
Category:Dionda Category:Pogonichthyinae Category:Taxa named by Charles Frédéric Girard
{{Leuciscinae-stub}}