If it is to reflect its evolutionary origins (as taxonomists would prefer) the genus needs to be divided up into many more smaller genera in which the species have similar characteristics.
如果一个物种是从进化源头一步步进化过来的(分类学家们这么认为)，总属分化出来的各个分属里的物种应当具有相同的特征。
RVF virus is a member of the Phlebovirus genus, one of the five genera in the family Bunyaviridae.
裂谷热病毒是沙蝇病毒属的一个成员，即布尼亚病毒科五种病毒之一。
Any of various tropical American crocodilians of the genus Caiman and related genera, resembling and closely related to the alligators.
凯门鳄一种凯门鳄属美洲热带鳄鱼以及相关的种类，与短吻鳄相类似，并与之有着较近的亲缘关系。
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