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Vipera berus Vipera seoanei Vipera ursinii rakosiensis Vipera ursinii moldavica Vipera ursinii macrops Vipera ursinii ursinii Vipera ursinii graeca Vipera eriwanensis Vipera eriwanensis ebneri Vipera renardi renardi Vipera lotievi Vipera renardi tienshanica Vipera renardi parursinii Vipera kaznakovi Vipera anatolica
0 1.80 3.60 5 7 Time (MYA)
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