Acknowledgements
The present work was supported by grants ‘Origin of Biological Diversity of Korea: Molecular Phylogenetic Analyses of Major Korean Taxa’ and ‘The Genetic Evaluation of Important Biological Resources (No. 074-1800-1844-304)’ funded by the National Institute of Biological Resources, Korean Government awarded to U.W.H. The authors thank the Conservation Genome Resource Bank for Korean Wildlife (http://www.cgrb.org) for providing the tissue sample of P. largha from the Baengnyeong-Do Island in the Yellow Sea, Korea. We appreciate the valuable comments of two anonymous reviewers on the manuscript.
Declaration of interest: The authors report no conflicts of interest. The authors alone are responsible for the content and writing of the paper.