Abundance: 0.02 to 1.38% (median 0.55%)

Latitudinal range: 42.4° to 47.5°

Habitats: (5) only

Found in 5 samples

France: Romain-la-Roche, Lazaret (C II supérieur UA 13-17)

Italy: Monte Argentario

Romania: Subpiatra 2/1R

Ukraine: Grot Skeliastyi (III-3-x)

See also Vipera, Vipera ammodytes, Vipera aspis, Vipera berus, Vipera lebetina, Vipera natiensis, Vipera palaestinae, Vipera ursinii