Vipera ammodytes (LINNAEUS, 1758)
Nose-horned Viper

Austria, Italy, Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, Macedonia, Albania, Hungary, Romania, Bulgaria, Greece, Turkey, Georgia, Armenia, Azerbaijan

Vipera berus (LINNAEUS, 1758)
Common Adder

Norway, Sweden, Finland, Denmark, United Kingdom, France, Belgium, Netherlands, Luxembourg, Germany, Poland, Lithuania, Latvia, Estonia, Belarus, Russia, Ukraine, Moldova, Switzerland, Liechtenstein, Austria, Czech Republic, Slovakia, Italy, Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, Macedonia, Albania, Hungary, Romania, Bulgaria, Greece, Kazakhstan, Mongolia, China, North Korea

Vipera kaznakovi NIKOLSKY, 1909
Caucasus Viper

Russia, Georgia, Turkey

Vipera latastei BOSCA, 1878
Lataste’s Viper

Portugal, Spain, Morocco, Algeria, Tunisia

Vipera ursinii (BONAPARTE, 1835)
Orsini’s Viper

France, Russia, Ukraine, Moldova, Austria, Italy, Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, Macedonia, Albania, Hungary, Romania, Bulgaria, Greece, Turkey, Georgia, Armenia, Iran, Turkmenistan, Uzbekistan, Kazakhstan, Kyrgyzstan, Tajikistan, Mongolia, China

Vipera aspis (LINNAEUS, 1758)
Asp Viper

Spain, France, Germany, Switzerland, Italy, Slovenia