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Molecular Phylogenetic Relationships and Unveiling Novel Genetic Diversity among Slow and Pygmy Lorises, including Resurrection of Xanthonycticebus intermedius.
Blair, Mary E; Cao, Giang T H; López-Nandam, Elora H; Veronese-Paniagua, Daniel A; Birchette, Mark G; Kenyon, Marina; Md-Zain, Badrul M; Munds, Rachel A; Nekaris, K Anne-Isola; Nijman, Vincent; Roos, Christian; Thach, Hoàng M; Sterling, Eleanor J; Le, Minh D.
Afiliación
  • Blair ME; Center for Biodiversity and Conservation, American Museum of Natural History, New York, NY 10024, USA.
  • Cao GTH; Department of Genetics, Vietnam National University, Hanoi 10000, Vietnam.
  • López-Nandam EH; Center for Biodiversity and Conservation, American Museum of Natural History, New York, NY 10024, USA.
  • Veronese-Paniagua DA; Institute for Biodiversity and Sustainability Science, California Academy of Sciences, San Francisco, CA 94118, USA.
  • Birchette MG; Center for Biodiversity and Conservation, American Museum of Natural History, New York, NY 10024, USA.
  • Kenyon M; The Division of Biology & Biomedical Sciences, Washington University in St. Louis, St. Louis, MO 63110, USA.
  • Md-Zain BM; Center for Biodiversity and Conservation, American Museum of Natural History, New York, NY 10024, USA.
  • Munds RA; Department of Biology, Long Island University Brooklyn, Brooklyn, NY 11201, USA.
  • Nekaris KA; Dao Tien Endangered Primate Species Centre, Dong Nai 76000, Vietnam.
  • Nijman V; Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi Selangor 43600, Malaysia.
  • Roos C; Department of Anthropology & Archeology, University of Calgary, Calgary, AB T2N 1N4, Canada.
  • Thach HM; Nocturnal Primate Research Group, Oxford Brookes University, Oxford OX3 0BP, UK.
  • Sterling EJ; School of Social Sciences and Centre for Functional Genomics, Oxford Brookes University, Oxford OX3 0BP, UK.
  • Le MD; Nocturnal Primate Research Group, Oxford Brookes University, Oxford OX3 0BP, UK.
Genes (Basel) ; 14(3)2023 03 03.
Article en En | MEDLINE | ID: mdl-36980915
Genetic analysis of historical museum collections presents an opportunity to clarify the evolutionary history of understudied primate groups, improve taxonomic inferences, and inform conservation efforts. Among the most understudied primate groups, slow and pygmy lorises (genera Nycticebus and Xanthonycticebus) are nocturnal strepsirrhines found in South and Southeast Asia. Previous molecular studies have supported five species, but studies using morphological data suggest the existence of at least nine species. We sequenced four mitochondrial loci, CO1, cytb, d-loop, and ND4, for a total of 3324 aligned characters per sample from 41 historical museum specimens for the most comprehensive geographic coverage to date for these genera. We then combined these sequences with a larger dataset composed of samples collected in Vietnam as well as previously published sequences (total sample size N = 62). We inferred phylogenetic relationships using Bayesian inference and maximum likelihood methods based on data from each locus and on concatenated sequences. We also inferred divergence dates for the most recent common ancestors of major lineages using a BEAST analysis. Consistent with previous studies, we found support for Xanthonycticebus pygmaeus as a basal taxon to the others in the group. We also confirmed the separation between lineages of X. pygmaeus from northern Vietnam/Laos/China and southern Vietnam/Cambodia and included a taxonomic revision recognizing a second taxon of pygmy loris, X. intermedius. Our results found support for multiple reciprocally monophyletic taxa within Borneo and possibly Java. The study will help inform conservation management of these trade-targeted animals as part of a genetic reference database for determining the taxonomic unit and provenance of slow and pygmy lorises confiscated from illegal wildlife trade activities.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Lorisidae Tipo de estudio: Prognostic_studies Límite: Animals País/Región como asunto: Asia Idioma: En Revista: Genes (Basel) Año: 2023 Tipo del documento: Article País de afiliación: Estados Unidos Pais de publicación: Suiza

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Lorisidae Tipo de estudio: Prognostic_studies Límite: Animals País/Región como asunto: Asia Idioma: En Revista: Genes (Basel) Año: 2023 Tipo del documento: Article País de afiliación: Estados Unidos Pais de publicación: Suiza