128 INTRODUCTION 



12. Viper a ursinii (Abruzzi). 



13. Vipera berus (the Continental part only). 



14. Vipera aspis (absent from Corsica and 

 Sardinia). 



15. Vipera ammodytes (Northern Venetia). 



VIII. Austria-Hungary, without Balkan 



States 



1. Tropidonotus natrix. 



2. Tropidonotus tessellatus. 



3. Zamenis gemonensis (South Tyrol, Littoral, 

 South Hungary). 



4. Coluber quatuorlineatus (Istria). 



5. Coluber longissimus. 



6. Coluber leopardinus (Istria). 



7. Coronella austriaca. 



8. Coronella girondica (South Tyrol). 



9. Ccelopeltis monspessulana (Istria). 



10. Tarbophis fallax (Istria). 



11. Vipera ursinii (Lower Austria, Littoral, Hun- 

 gary). 



12. Vipera berus. 



13. Vipera aspis (South Tyrol, Littoral). 



14. Vipera ammodytes (South Tyrol, Styria, 

 Carinthia, Carniola, Littoral, South Hungary). 



IX. Balkan Peninsula and Archipelago 



1. Typhlops vermicularis (Greece, Turkey, Bul- 

 garia). 



