Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland

We investigated the phylogenetic relationships and estimated the history of species diversification and character evolution in two ichthyophiid genera: Caudacaecilia and Ichthyophis. We estimated the phylogenetic relationships of 67 samples from 33 localities in Southeast Asia from 3840-bp sequences...

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Main Authors: Nishikawa, K., Matsui, M., Yong, Hoi Sen, Ahmad, N., Yambun, P., Belabut, Daicus Martin, Sudin, A., Hamidy, A., Orlov, N.L., Ota, H., Yoshikawa, N., Tominaga, A., Shimada, T.
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Published: Elsevier 2012
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Online Access:http://eprints.um.edu.my/13279/
http://www.sciencedirect.com/science/article/pii/S105579031200070X
http://dx.doi.org/10.1016/j.ympev.2012.02.017
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spelling my.um.eprints.132792019-12-05T04:31:03Z http://eprints.um.edu.my/13279/ Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland Nishikawa, K. Matsui, M. Yong, Hoi Sen Ahmad, N. Yambun, P. Belabut, Daicus Martin Sudin, A. Hamidy, A. Orlov, N.L. Ota, H. Yoshikawa, N. Tominaga, A. Shimada, T. Q Science (General) QH Natural history We investigated the phylogenetic relationships and estimated the history of species diversification and character evolution in two ichthyophiid genera: Caudacaecilia and Ichthyophis. We estimated the phylogenetic relationships of 67 samples from 33 localities in Southeast Asia from 3840-bp sequences of the mitochondrial 12S rRNA, 16S rRNA, and cyt b genes using Bayesian inference, maximum likelihood, and maximum parsimony methods. The Southeast Asian samples formed a well-supported clade differentiated from a South Asian sample. The Southeast Asian clade was divided into two subclades, one containing samples from South China, Indochina, Malay Peninsula, and Java. The other consisted of samples from Borneo and the Philippines. Neither Caudacaecilia nor Ichthyophis was monophyletic, nor did samples with or without light stripes lateral to the body form clades. We found several distinct sympatric lineages and undescribed species, especially from Sundaland. Elsevier 2012-06 Article PeerReviewed Nishikawa, K. and Matsui, M. and Yong, Hoi Sen and Ahmad, N. and Yambun, P. and Belabut, Daicus Martin and Sudin, A. and Hamidy, A. and Orlov, N.L. and Ota, H. and Yoshikawa, N. and Tominaga, A. and Shimada, T. (2012) Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland. Molecular Phylogenetics and Evolution, 63 (3). pp. 714-723. ISSN 1055-7903 http://www.sciencedirect.com/science/article/pii/S105579031200070X http://dx.doi.org/10.1016/j.ympev.2012.02.017
institution Universiti Malaya
building UM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaya
content_source UM Research Repository
url_provider http://eprints.um.edu.my/
topic Q Science (General)
QH Natural history
spellingShingle Q Science (General)
QH Natural history
Nishikawa, K.
Matsui, M.
Yong, Hoi Sen
Ahmad, N.
Yambun, P.
Belabut, Daicus Martin
Sudin, A.
Hamidy, A.
Orlov, N.L.
Ota, H.
Yoshikawa, N.
Tominaga, A.
Shimada, T.
Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland
description We investigated the phylogenetic relationships and estimated the history of species diversification and character evolution in two ichthyophiid genera: Caudacaecilia and Ichthyophis. We estimated the phylogenetic relationships of 67 samples from 33 localities in Southeast Asia from 3840-bp sequences of the mitochondrial 12S rRNA, 16S rRNA, and cyt b genes using Bayesian inference, maximum likelihood, and maximum parsimony methods. The Southeast Asian samples formed a well-supported clade differentiated from a South Asian sample. The Southeast Asian clade was divided into two subclades, one containing samples from South China, Indochina, Malay Peninsula, and Java. The other consisted of samples from Borneo and the Philippines. Neither Caudacaecilia nor Ichthyophis was monophyletic, nor did samples with or without light stripes lateral to the body form clades. We found several distinct sympatric lineages and undescribed species, especially from Sundaland.
format Article
author Nishikawa, K.
Matsui, M.
Yong, Hoi Sen
Ahmad, N.
Yambun, P.
Belabut, Daicus Martin
Sudin, A.
Hamidy, A.
Orlov, N.L.
Ota, H.
Yoshikawa, N.
Tominaga, A.
Shimada, T.
author_facet Nishikawa, K.
Matsui, M.
Yong, Hoi Sen
Ahmad, N.
Yambun, P.
Belabut, Daicus Martin
Sudin, A.
Hamidy, A.
Orlov, N.L.
Ota, H.
Yoshikawa, N.
Tominaga, A.
Shimada, T.
author_sort Nishikawa, K.
title Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland
title_short Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland
title_full Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland
title_fullStr Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland
title_full_unstemmed Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland
title_sort molecular phylogeny and biogeography of caecilians from southeast asia (amphibia, gymnophiona, ichthyophiidae), with special reference to high cryptic species diversity in sundaland
publisher Elsevier
publishDate 2012
url http://eprints.um.edu.my/13279/
http://www.sciencedirect.com/science/article/pii/S105579031200070X
http://dx.doi.org/10.1016/j.ympev.2012.02.017
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