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- W2750246346 abstract "Cormura brevirostris is a rare and poorly known species of emballonurid bat that occurs in Central America and South America across the Amazonian region. Previous work showed that karyotypes of C. brevirostris from Colombia, Suriname, and the Brazilian Amazon presented 2n = 22 and FN = 40, although small differences in chromosome composition have been observed among these karyotypes. Phylogenetic studies using nuclear and mitochondrial markers also showed differences between Central and South American C. brevirostris individuals. We describe the karyotype of an adult male C. brevirostris from the Brazilian Amazon and compare it to other karyotypes reported for this species. We also investigate phylogenetic relationships within this species using 2 mitochondrial and 1 nuclear gene. Morphological characters and measurements of the Brazilian specimen matched those described for C. brevirostris. The karyotype displayed a C-banding pattern similar to those described for C. brevirostris from other localities. Phylogenetic analyses confirmed the monophyly of Cormura, but each marker showed a different relationship. Karyological data showing more than 1 lineage and deep intraspecific mitochondrial lineages suggest that this taxon could be a species complex, requiring additional taxonomic studies to elucidate species limits and phylogenetic relationships within the genus Cormura. Cormura brevirostris é uma espécie rara e pouco conhecida de morcegos embalonurídeos que ocorre na América Central e em toda a região Amazônica da América do Sul. Trabalhos anteriores mostraram que os cariótipos de C. brevirostris da Colômbia, do Suriname e da Amazônia brasileira apresentaram 2n = 22 e FN = 40, embora pequenas diferenças na composição dos cromossomos tenham sido observadas entre esses cariótipos. Estudos filogenéticos utilizando marcadores nucleares e mitocondriais também mostraram diferenças entre os indivíduos de C. brevirostris das Américas Central e do Sul. Descrevemos o cariótipo de um adulto de C. brevirostris da Amazônia brasileira e comparamos com outros cariótipos relatados para essa espécie. Também investigamos as relações filogenéticas dentro desta espécie usando 2 genes mitocondriais e 1 nuclear. Medidas e caracteres morfológicos do espécime brasileiro coincidiram com as descritas para C. brevirostris. O cariótipo mostrou um padrão de bandas-C semelhante àqueles descritos para C. brevirostris de outras localidades. As análises filogenéticas confirmaram a monofilia de Cormura, mas cada marcador mostrou um relacionamento diferente. Os dados cariológicos que mostram mais de 1 linhagem e linhagens mitocondriais de profunda divergência intraspecífica sugerem que este táxon pode ser um complexo de espécies, necessitando de estudos taxonômicos adicionais para elucidar os limites das espécies e as relações filogenéticas dentro do gênero Cormura." @default.
- W2750246346 created "2017-08-31" @default.
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- W2750246346 date "2017-08-28" @default.
- W2750246346 modified "2023-09-26" @default.
- W2750246346 title "Karyotypic and phylogeographic analyses of Cormura brevirostris (Chiroptera, Emballonuridae)" @default.
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- W2750246346 doi "https://doi.org/10.1093/jmammal/gyx098" @default.
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