LIST OF PLATES 



PLATE FACING PAGE 



I. Typhlops vermicularis, Eryx jaculus - 144 

 II. Tropidonotus natrix and vars, cettii and 



PERSA - - - - - -152 



III. Tropidonotus tessellatus, T. viperinus and 



VAR. AUROLINEATUS - - - l6o 



IV. Zamenis gemonensis and vars. persica and 



VIRIDIFLAVUS ----- 170 



V. Zamenis gemonensis, var. caspius, Z. dahlii, 



Z. HIPPOCREPIS - - - - 176 



VI. Coluber quatuorlineatus and var. sauro- 



MATES, C. DIONE - - - - 1 82 



VII. Coluber longissimus, C. leopardinus and 



VAR. QUADRILINEATUS - - - 1 88 



VIII. Coluber scalaris- - - ■ - 194 



IX. CORONELLA AUSTRIACA - - - - 196 



X. CORONELLA GIRONDICA, CONTIA MODESTA - 202 



XI. COZLOPELTIS MONSPESSULANA, M ACROPROTODON 



CUCULLATUS, TARBOPHIS IBERUS, T. FALLAX 208 



XII. VlPERA URSINII, V. RENARDI, V. BERUS - 220 



XIII. VlPERA ASPIS, V. LATASTII - - - 240 



XIV. VlPERA LEBETINA, V. AMMODYTES, ANCISTRODON 



HALYS ------ 250 



XI 



