Herichthys labridens

{{Short description|Species of fish}}

{{Speciesbox

| status = EN

| status_system = IUCN3.1

| status_ref = {{cite iucn | author1 = Soto Galera, E. | author2 = Mejía Guerrero, O. | author3 = Pérez‐Miranda, F. | name-list-style = amp | year = 2019 | title = Herichthys labridens | volume = 2019 | page = e.T192897A2179729 | doi = 10.2305/IUCN.UK.2019-2.RLTS.T192897A2179729.en | access-date=17 January 2022 }}

| taxon = Herichthys labridens

| authority = (Pellegrin, 1903)

| synonyms =

Heros labridens Pellegrin, 1903

Cichlasoma labridens (Pellegrin, 1903)

Nosferatu labridens (Pellegrin, 1903)

}}

Herichthys labridens, the curve-bar cichlid, is a species of cichlid freshwater fish endemic to the Laguna Media Luna and headwaters of the Río Verde between {{cvt|1000-1100|m|ft|-1}} above sea level in the state of San Luis Potosí, Mexico. Its range is a part of the upper Panuco River basin.{{cite journal|author=De la Maza-Benignos, M.|author2=Ornelas-García, C. P.|author3=Lozano-Vilano, M.d.L.|author4=García-Ramírez, M.E.|author5=Doadrio, I.|name-list-style=amp|year=2015|title=Phylogeographic analysis of genus Herichthys (Perciformes: Cichlidae), with descriptions of Nosferatu new genus and H. tepehua n. sp.|journal=Hydrobiologia|volume=748|issue=1|pages=201–231|doi=10.1007/s10750-014-1891-8|bibcode=2015HyBio.748..201D |hdl=10261/126238|s2cid=16769534|hdl-access=free}} It shares its distribution with the related Herichthys bartoni. Herichthys labridens can reach a maximum total length of {{cvt|25|cm|in|0}}.{{FishBase |genus= Herichthys|species= labridens| month = November | year = 2014}} It is endangered due to habitat loss, pollution and introduced species.