One or two species of the rare Malagasy carnivoran Eupleres (Eupleridae)? New insights from molecular data

One or two species of the rare Malagasy carnivoran Eupleres (Eupleridae)? New insights from molecular data
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一到两种稀有的马达加斯加食肉动物 Eupleres(Eupleridae)?

DOI:
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发表时间:
2017
期刊:
影响因子:
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通讯作者:
S. Goodman
S. Goodman
中科院分区:
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文献类型:
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作者:
G. Veron;S. Goodman

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Eupleres属食肉目Eupleridae科Eupleres是马达加斯加特有的食虫性食肉动物。最近,利用形态特征,将先前认识的古氏真水蚤的两个亚种提升到了种的水平,其中古氏真水蚤E. Goudotii发生在岛上的潮湿森林,主要在东部,和Eupleres主要在西北部干燥落叶林。使用一些少数博物馆标本和新鲜的组织样本,本属,我们评估了这两种形式的细胞色素B基因的基础上的差异。结果表明,E.根据形态特征和采集地点的组合,major不形成单系群,并且属内的多态性水平与两种的识别不一致。需要额外的分子数据,特别是来自核标记物的数据来验证这些结果。
Abstract Members of the genus Eupleres are poorly known insectivorous carnivorans belonging to the family Eupleridae (order Carnivora), which are endemic to Madagascar. Recently, using morphological characters, the two previously recognized subspecies of Eupleres goudotii were raised to the species level, with E. goudotii occurring in the humid forests of the island, largely in the east, and Eupleres major in northwestern dry deciduous forests. Using some of the few museum specimens and fresh tissue samples available for this genus, we assessed differences between these two forms based on the cytochrome b gene. The results show that individuals identified as E. major, based on a combination of morphological characters and collection locality, do not form a monophyletic group, and the level of polymorphism within the genus is not in agreement with the recognition of two species. Additional molecular data, in particular from nuclear markers, are needed to verify these results.