Abstract In this study ,we amplified the complete mitochondrial genome and ITS2 nucleotides in whelks Volutharpa perryi and Buccinium pemphigum .After the whelks were sequenced and assembled ,the soft‐ware Bioedit 7 .0 .1 ,Mega 5 and Phylip‐3 .695 were used to analyze the data .The complete mitogenome was 15 255 bp in V .perryi and 15 265 bp in B .pemphigum in length ,similar in composition and AT con‐tent ,and identical in gene order .The ITS2 sequences of V .perryi and B .pemphigum were 340 bp and 329 bp in length ,with the identity of 83 .6% .By comparison ,both mitogenome and ITS2 sequences were found to be similar to most known Neogastropoda animals .Phylogenetic trees were constructed by the complete mitogenome and ITS2 sequences ,showing a close relationship between the two species .
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Received: 25 June 2016
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