Cryptic Anuran Biodiversity in Bangladesh Revealed by Mitochondrial 16S rRNA Gene Sequences

Zoological Science Volume 29 Issue 3 Page 162-172 published_at 2012
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Title ( eng )
Cryptic Anuran Biodiversity in Bangladesh Revealed by Mitochondrial 16S rRNA Gene Sequences
Creator
Khan Md. Mukhlesur Rahman
Alam Mohammad Shafiqul
Kuramoto Mitsuru
Source Title
Zoological Science
Volume 29
Issue 3
Start Page 162
End Page 172
Abstract
To survey the diversity of anuran species in Bangladesh, we compared mitochondrial 16S rRNA gene sequences (approximately 1.4 kbp) from 107 Bangladesh frog specimens. The results of genetic divergence and phylogenetic analyses incorporating data from related species revealed the occurrence of at least eight cryptic species. Hoplobatrachus tigerinus from two districts diverged considerably, indicating the involvement of a cryptic species. Two Fejervarya sp. (large and medium types) and Hylarana cf. taipehensis formed lineages distinct from related species and are probably new species. Microhyla cf. ornata differed from M. ornata with respect to type locality area and involved two distinct species. In addition, we found that Hylarana sp. and Microhyla sp. did not match congeners examined to date in either morphology or 16S rRNA sequence. The occurrence of M. fissipes was tentatively suggested. Consequently, at least, 19 species were found from Bangladesh in this study. These findings revealed a rich anuran biodiversity in Bangladesh, which is unexpected considering the rather simple topographic features of the country.
Keywords
biodiversity
cryptic species
16S rRNA gene
Anura
Bangladesh
Descriptions
This work was supported by Grants-in-Aid for Scientific Research (C) (Nos. 17570082 and 20510216) to M. Sumida from the Ministry of Education, Culture, Sports, Science and Technology, Japan.
NDC
Zoology [ 480 ]
Language
eng
Resource Type journal article
Publisher
公益社団法人日本動物学会
Date of Issued 2012
Rights
(c) 2012 Zoological Society of Japan
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0289-0003
[NCID] AA10545874
[DOI] 10.2108/zsj.29.162
[PMID] 22379983