Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”

Abstract The integration between morphological and barcode datasets allowed the discovery of new populations of Psalidodon cremnobates, expanding the distribution of this species to the Mampituba River drainage, municipality of Cambará do Sul, Rio Grande do Sul, Brazil and letting a review of the cl...

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Main Authors: Priscilla Caroline Silva, Karine Orlandi Bonato, Vinícius A. Bertaco, Luiz Roberto Malabarba
Format: Article
Language:English
Published: Sociedade Brasileira de Ictiologia 2025-01-01
Series:Neotropical Ichthyology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252024000400207&lng=en&tlng=en
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author Priscilla Caroline Silva
Karine Orlandi Bonato
Vinícius A. Bertaco
Luiz Roberto Malabarba
author_facet Priscilla Caroline Silva
Karine Orlandi Bonato
Vinícius A. Bertaco
Luiz Roberto Malabarba
author_sort Priscilla Caroline Silva
collection DOAJ
description Abstract The integration between morphological and barcode datasets allowed the discovery of new populations of Psalidodon cremnobates, expanding the distribution of this species to the Mampituba River drainage, municipality of Cambará do Sul, Rio Grande do Sul, Brazil and letting a review of the classification of extinction risk. DNA barcoding for these populations and other of the “Psalidodon scabripinnis complex” living in swift currents further supports the recognition of Psalidodon brachypterygium (new combination), P. cremnobates and P. laticeps as distinctive species, regardless of the lack of discrete and diagnosable ranges in body counts and measurements among them. Barcode DNA, in this sense, helps in recognizing monophyletic lineages and determining the boundaries between species with similar morphologies. The barcode divergence recommended to recognize species is also discussed.
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institution Kabale University
issn 1982-0224
language English
publishDate 2025-01-01
publisher Sociedade Brasileira de Ictiologia
record_format Article
series Neotropical Ichthyology
spelling doaj-art-e701d538c17c4e2eb70cf4222156faa92025-01-21T07:39:18ZengSociedade Brasileira de IctiologiaNeotropical Ichthyology1982-02242025-01-0122410.1590/1982-0224-2024-0069Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”Priscilla Caroline Silvahttps://orcid.org/0000-0002-7598-9445Karine Orlandi Bonatohttps://orcid.org/0000-0002-3741-8086Vinícius A. Bertacohttps://orcid.org/0000-0002-3919-6042Luiz Roberto Malabarbahttps://orcid.org/0000-0002-9607-3735Abstract The integration between morphological and barcode datasets allowed the discovery of new populations of Psalidodon cremnobates, expanding the distribution of this species to the Mampituba River drainage, municipality of Cambará do Sul, Rio Grande do Sul, Brazil and letting a review of the classification of extinction risk. DNA barcoding for these populations and other of the “Psalidodon scabripinnis complex” living in swift currents further supports the recognition of Psalidodon brachypterygium (new combination), P. cremnobates and P. laticeps as distinctive species, regardless of the lack of discrete and diagnosable ranges in body counts and measurements among them. Barcode DNA, in this sense, helps in recognizing monophyletic lineages and determining the boundaries between species with similar morphologies. The barcode divergence recommended to recognize species is also discussed.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252024000400207&lng=en&tlng=enBarcodeBiodiversityHeadwater streamsPsalidodonTaxonomy
spellingShingle Priscilla Caroline Silva
Karine Orlandi Bonato
Vinícius A. Bertaco
Luiz Roberto Malabarba
Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
Neotropical Ichthyology
Barcode
Biodiversity
Headwater streams
Psalidodon
Taxonomy
title Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
title_full Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
title_fullStr Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
title_full_unstemmed Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
title_short Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
title_sort integrative diagnosis and review of the conservation status of a near threatened species of the psalidodon scabripinnis complex
topic Barcode
Biodiversity
Headwater streams
Psalidodon
Taxonomy
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252024000400207&lng=en&tlng=en
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