668 



INDEX 



acentrous, i.e. without a centre or body, 

 4 ; amphicoelous, defined, 12 ; of Uro- 

 dela, 11 ; gastrocentrous, defined, 282 ; 

 lepospondylous, 5 ; defined, 78 ; noto- 

 centrous, 4 ; defined, 19 ; opisthocoe- 

 lous, defined, 12, 138 ; pseudocentrous, 

 4, 78 ; stereospondylous, defined, 79, 

 284 ; temnospoudylous, 13 ; defined, 79, 

 284 ; development of in Urodela, 12, 

 13 ; in Anura, 19 ; of trunk of Sola- 

 mandra, 14 ; epichordal, 20 ; sacral, of 

 Anura, 22 ; shifting forwards of sacral 

 attachment of ilium, 23 ; of Eeptilia, 

 composition of, 283, 288 ; trunk- 

 vertebrae of Eryops, 283, 286, 286 ; of 

 Cricotus, 287 ; of Microsauri, 289 ; of 

 Sphcnodon, 294, 296, 297 ; atlas and axis 

 of Sphenodon, 283 ; of Theromorpha, 

 302 ; of Pareiasauri, 305 ; atlas fused 

 with axis in Gynognathus, 307 ; of 

 Dimetrodon, with peculiar processes, 

 308 ; of Chelonia, 314 f . ; atlas of 

 Trionyx, 283 ; of Ghdys, 283 ; of Dino- 

 sauria, 413 ; hollow in Dinosaurs, 415, 

 420 ; of Eusuchia, 438 f. ; atlas and 

 axis of Grocodilus, 283 ; of Metrio- 

 rhynchus, 283 ; of Pterosauria, 485 ; of 

 Ichthyosauria, 480 ; of Pythonomorpha, 

 .488; of Lacertilia, 494; of Geckones, 

 503 ; of Snakes, 582 



Vertebral column, instance of greatest 

 shortening, 144 ; of Urodela, 11, 13 ; of 

 Stegocephali, 78 ; of Anura, 18 f., 21, 22 ; 

 Palaeobatrachus, 22 ; Pipa, 22, 143 ; 

 Hymenochirus, 22, 143 ; Bombinator, 

 22 ; Xenopus, 21, 143 ; of Apoda, 86 ; 

 number of vertebrae of Protorosaurus, 

 291 ; of Palaeohatteria, 291 ; of Homoeo- 

 saurus, 292 ; of Sphenodon, 297 ; of 

 Cynognathus, 306 ; of Jguanodon, 428 ; 

 of Eusuchia, 440 ; of Plesiosauria, 474 ; 

 of Elasmosauridae, 478 

 Vesiculae seminales, 49, 51 

 Viper, Common, 641 f., 620, 642 

 Vipera, 64!; V. ammodytes, 641, 643; 

 V. aspis, 643 ; V. berus, 641, 642, 620 ; 

 V. latastei, 643 ; V. russelli, 643 

 Viperidae, 592, 593, 637 



Viperinae, 638 



Viperine Snake, 610 



Vis, de, on Ghlamydosaurus, 523 



Viviparous, Chameleon, 572 ; Lacertilia, 



499 ; Geckos, 506 

 Vocal sacs, 47 f. ; of Paludicola, 220 ; of 



Rhinoderma, used as brood-pouches, 228 

 Voeltzkow, on nesting of Crocodiles, 462 f. ; 



on Testudo daudini, 375 

 Voice, 47 



Wagler, 8 



Wallace, on Rhacoplwrus, 246 f. 



Wall- Lizard, 557 



Warning, attitudes, of Bombinator, 157 ; 



colours, 38, 116, 156 ; of Heloderma, 



541 



Water- Viper, 645, 645 

 Weismann, on Axolotl, 64, 114 

 Werner, on Eryx, 604 

 White's aged Tortoise, 369 

 Wilder, on Desmognathus, 103 



Xantusia, 547 



Xautusiidae, 514, 547 



Xenobatrachus, 225 ; X. ophiodon, 228 



Xenopeltidae, 593, 605 



Xenopeltis unicolor, 605 



Xenopus, 143 ; distribution, 143, 144, 146 



f. ; ^Y. calcaratus, 146 ; X. laevis, 146L, 



147 ; JT. muelleri, 146 

 Xenorhina, 228 

 Xenosauridae, 513, 536 

 Xenosaurus grandis, 536 



Zachaenus, 21% 



Zamenis constrictor, 613 ; Z. getnonensis s. 



viridiflavus, 612 ; Z. hippocrepis, 613 ; 



Z. mucosus, 611, 612 

 Zanclodon, 417, 421 

 Zander, on habits of Agama, 520 ; of 



Phrynocephalus, 522 ; of Eryx, 604 

 Zaocys carinatus, 614, 615 

 Zatachys, 82 

 Zeller, on sperm atophores, 53 ; on Proteus, 



134 



Zonuridae, 513, 536 

 Zonurus derbianus s. giganteus, 536, 537 



END OF VOL. VIII 



Printed by R. & R. CLARK, LIMITED, Edinburgh. 



