頁籤選單縮合
題 名 | Molecular Phylogeny of the Opsariichthys Group (Teleostei: Cypriniformes) Based on Complete Mitochondrial Genomes |
---|---|
作 者 | Huang, Shih-pin; Wang, Feng-yu; Wang, Tzi-yuan; | 書刊名 | Zoological Studies |
卷 期 | 56 2017[民106] |
頁 次 | 頁(40)1-(40)13 |
分類號 | 388.593 |
關鍵詞 | Molecular phylogeny; Mitochondrial genome; Freshwater fish; Cyprinidae; Opsariichthyinae; |
語 文 | 英文(English) |
英文摘要 | The complete mitochondrial genomes of 76 species from 43 genera under Cyprinidae sensu lato were collected to reassess the molecular phylogeny of Opsariichthyinae sensu Liao et al. 2011. The mitogenomes of three species, Candidia barbata, Opsariichthys evolans, and Opsariichthys pachycephalus, were newly sequenced. Phylogenetic trees were reconstructed based on 13 concatenated multiple protein-coding genes with two ribosomal RNA genes. The concatenated dataset provided a new perspective on systematics and relationships. Tree topologies show that a monophyletic group containing Parazacco, Candidia, Nipponocypris, Zacco, and Opsariichthys should belong to the Opsariichthys group. In addition, the present results also strongly support that Candidia and Nipponocypris should be regarded as distinct genera within the Opsariichthys group. Aphyocypris, Yaoshanicus, Nicholsicypris, and Pararasbora form a monophyletic group within Xenocyprididae, distinct from the Opsariichthys group. Furthermore, Hemigrammocypris is nested with four species of Metzia, a genus of ex-Cultrinae in Xenocyprididae. In addition, two major types of distinct stripes - longitudinal and vertical - were observed among species of the Opsariichthys group and were highly correlated with molecular phylogenetic relationships. Such types of vertical and longitudinal stripes presented in the Opsariichthys group might have originated in an ancestor species, after which distinct vertical stripes might have been lost among these cyprinids but retained in the Opsariichthys group. |
本系統中英文摘要資訊取自各篇刊載內容。