Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.

The family Sciaenidae comprises about 300 species. The black drum Pogonias cromis was the only valid species of the genus. Herein, Pogonias courbina Lacepède 1803 is redescribed based on morphological and molecular evidence and a neotype is designated. Pogonias courbina is distinguished by the follo...

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Main Authors: María de Las Mercedes Azpelicueta, Sergio Matías Delpiani, Alberto Luis Cione, Claudio Oliveira, Alexandre Pires Marceniuk, Juan Martín Díaz de Astarloa
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2019-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0216280
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author María de Las Mercedes Azpelicueta
Sergio Matías Delpiani
Alberto Luis Cione
Claudio Oliveira
Alexandre Pires Marceniuk
Juan Martín Díaz de Astarloa
author_facet María de Las Mercedes Azpelicueta
Sergio Matías Delpiani
Alberto Luis Cione
Claudio Oliveira
Alexandre Pires Marceniuk
Juan Martín Díaz de Astarloa
author_sort María de Las Mercedes Azpelicueta
collection DOAJ
description The family Sciaenidae comprises about 300 species. The black drum Pogonias cromis was the only valid species of the genus. Herein, Pogonias courbina Lacepède 1803 is redescribed based on morphological and molecular evidence and a neotype is designated. Pogonias courbina is distinguished by the following characters: the occurrence of characteristic thickening of the dorsal spines VII to XI in all specimens larger than 250 mm SL; all pterygiophores in the dorsal-fin laminar, thin; anal-fin pterygiophores slender excluded those of spines; lateral projections of gas bladder with few finger-like projections; genetic distance between both species 1%; exclusive occurrence of characters in six informative sites of COI (58 G; 214 G; 328 A; 331 A; 553C; 580 G). The method Automatic Barcode gap Discovery detected gaps in nucleotid distance congruent with the NJ, MP, and ML tree analysis. Also, advertisement calls are three times shorter in duration in P. courbina than in P. cromis. In addition, two monophyletic groups for P. cromis and P. courbina appear in trees obtained with different methodologies, emphasizing the absence of shared haplotypes. A gap of about 8000 km occurs in the distribution of both species along coastal areas of the Atlantic Ocean.
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spelling doaj.art-46780da59e0b45d484a0023a33f216f02022-12-21T22:35:56ZengPublic Library of Science (PLoS)PLoS ONE1932-62032019-01-01146e021628010.1371/journal.pone.0216280Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.María de Las Mercedes AzpelicuetaSergio Matías DelpianiAlberto Luis CioneClaudio OliveiraAlexandre Pires MarceniukJuan Martín Díaz de AstarloaThe family Sciaenidae comprises about 300 species. The black drum Pogonias cromis was the only valid species of the genus. Herein, Pogonias courbina Lacepède 1803 is redescribed based on morphological and molecular evidence and a neotype is designated. Pogonias courbina is distinguished by the following characters: the occurrence of characteristic thickening of the dorsal spines VII to XI in all specimens larger than 250 mm SL; all pterygiophores in the dorsal-fin laminar, thin; anal-fin pterygiophores slender excluded those of spines; lateral projections of gas bladder with few finger-like projections; genetic distance between both species 1%; exclusive occurrence of characters in six informative sites of COI (58 G; 214 G; 328 A; 331 A; 553C; 580 G). The method Automatic Barcode gap Discovery detected gaps in nucleotid distance congruent with the NJ, MP, and ML tree analysis. Also, advertisement calls are three times shorter in duration in P. courbina than in P. cromis. In addition, two monophyletic groups for P. cromis and P. courbina appear in trees obtained with different methodologies, emphasizing the absence of shared haplotypes. A gap of about 8000 km occurs in the distribution of both species along coastal areas of the Atlantic Ocean.https://doi.org/10.1371/journal.pone.0216280
spellingShingle María de Las Mercedes Azpelicueta
Sergio Matías Delpiani
Alberto Luis Cione
Claudio Oliveira
Alexandre Pires Marceniuk
Juan Martín Díaz de Astarloa
Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.
PLoS ONE
title Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.
title_full Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.
title_fullStr Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.
title_full_unstemmed Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.
title_short Morphology and molecular evidence support the validity of Pogonias courbina (Lacepède, 1803) (Teleostei: Sciaenidae), with a redescription and neotype designation.
title_sort morphology and molecular evidence support the validity of pogonias courbina lacepede 1803 teleostei sciaenidae with a redescription and neotype designation
url https://doi.org/10.1371/journal.pone.0216280
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