Whole-Genome Sequencing of two <i>Listrura</i> and five <i>Microcambeva</i> Species (Trichomycteridae, Siluriformes), Rare and Threatened catfishes from the Atlantic Forest

<i>Listrura</i> and <i>Microcambeva</i> are two genera of small, rare and elusive catfishes of the Trichomycteridae family, endemic to the Atlantic Forest coastal drainages in Brazil. <i>Listrura</i> comprises 13 species with slender bodies, absent pelvic fins, and a distinct caudal-fin and caudal-peduncle morphology, while <i>Microcambeva</i> includes eight species with translucent bodies, typically buried in sandy substrates with exposed nasal barbels. The two genera inhabit fragile environments that are undergoing accelerated degradation, with <i>Listrura camposae</i> and <i>L. nematopteryx</i> classified as "Critically Endangered" (CR), and <i>L. picinguabae</i> as "Near Threatened" (NT). <i>Microcambeva</i> species face similar threats, with <i>M. bendego</i> proposed as CR and <i>M. draco</i> as "Endangered" (EN). Over the past two decades, collection efforts and taxonomic descriptions have expanded the diversity of these two genera, with descriptions of 11 species of <i>Listrura</i> and seven of <i>Microcambeva</i> species in that period. To address gaps in genetic data for those taxa, we herein present draft version of whole-genome sequences for two <i>Listrura</i> species - <i>L. nematopteryx</i> and <i>L. boticario</i> - and five <i>Microcambeva</i> species - <i>M. barbata</i>, <i>M. watu</i>, <i>M. jucuensis</i>, <i>M. bendego</i>, and <i>M. ribeirae</i>. These genomic data are critical for future studies on the evolutionary history and systematics of these unique catfishes, contributing to foundational knowledge of their biodiversity.

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Publication Details

Journal
Biodiversity Genomes
Published
2024-12-30
DOI
https://doi.org/10.56179/001c.127693
Citations
1
Primary Topic
Fish biology, ecology, and behavior
Type
article
Field-Weighted Citation Impact
0.69

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article

Whole-Genome Sequencing of two Listrura and five Microcambeva Species (Trichomycteridae, Siluriformes), Rare and Threatened catfishes from the Atlantic Forest

Lucas Silva de Medeiros, Igor Cavalcanti de Araújo Souto-Santos, Mário C. C. de Pinna, S Pirro et al.
1 citations
Biodiversity Genomes
Fish biology, ecology, and behavior
0.69
article

Whole-Genome Sequencing of two Listrura and five Microcambeva Species (Trichomycteridae, Siluriformes), Rare and Threatened catfishes from the Atlantic Forest

Lucas Silva de Medeiros, Igor Cavalcanti de Araújo Souto-Santos, Mário C. C. de Pinna, S Pirro, Sergio Maia Queiroz Lima, Waldir M. Berbel‐Filho
article en
1 citations

Abstract

<i>Listrura</i> and <i>Microcambeva</i> are two genera of small, rare and elusive catfishes of the Trichomycteridae family, endemic to the Atlantic Forest coastal drainages in Brazil. <i>Listrura</i> comprises 13 species with slender bodies, absent pelvic fins, and a distinct caudal-fin and caudal-peduncle morphology, while <i>Microcambeva</i> includes eight species with translucent bodies, typically buried in sandy substrates with exposed nasal barbels. The two genera inhabit fragile environments that are undergoing accelerated degradation, with <i>Listrura camposae</i> and <i>L. nematopteryx</i> classified as "Critically Endangered" (CR), and <i>L. picinguabae</i> as "Near Threatened" (NT). <i>Microcambeva</i> species face similar threats, with <i>M. bendego</i> proposed as CR and <i>M. draco</i> as "Endangered" (EN). Over the past two decades, collection efforts and taxonomic descriptions have expanded the diversity of these two genera, with descriptions of 11 species of <i>Listrura</i> and seven of <i>Microcambeva</i> species in that period. To address gaps in genetic data for those taxa, we herein present draft version of whole-genome sequences for two <i>Listrura</i> species - <i>L. nematopteryx</i> and <i>L. boticario</i> - and five <i>Microcambeva</i> species - <i>M. barbata</i>, <i>M. watu</i>, <i>M. jucuensis</i>, <i>M. bendego</i>, and <i>M. ribeirae</i>. These genomic data are critical for future studies on the evolutionary history and systematics of these unique catfishes, contributing to foundational knowledge of their biodiversity.

Biodiversity GenomesVol. 2024
Universidade Federal do Rio de Janeiro (BR), Universidade de São Paulo (BR), Universidade Federal do Rio Grande do Norte (BR), Iridian Genomes (US), University of West Florida (US)
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior, Conselho Nacional de Desenvolvimento Científico e Tecnológico
Life below water
Openalex Percentile: Top 23%
Fish biology, ecology, and behavior
0.69
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