INDEX 



665 



Scinciis officinalis, 561 

 Sciunis hicolor, squirrel, 248 

 Scolecomorphus, 90 



Sea Snakes, 63S 



Seeley, on fossil Reptiles, 303 n. 



Seeleya, SI, SS9 



Segmental duct, 49 



Sense-organs, of Chelonia, 329 f. ; of Croco- 

 diles, 445 f. 



Sepedon haemacliates, 63S, 633 



Seps, 56S 



Seychelles, gigantic tortoises of, 373 



Shell of Chelonia, 321 f., 319, 320, 321, 

 322, 323, 327 ; partial regeneration of, 

 329 ; correlated changes, 328 



Shields, horny, of Chelonia, 322, 323, 

 325 f., 327 ; evolution of, 326 f. ; 

 individual variation in, 326, 327 ; 

 periodical peeling of, 328 



Shoulder-girdle, of Urodela, 14 ; of Aniira, 

 24, 25, 138 f. ; arciferous, 24, 25, 

 138 ; tirmisternal, 24, 25, 138 ; of 

 Aglossa, 144 ; of Microsauri, 289 ; of 

 Protorosauri, 290 ; of Theronjorpha, 302; 

 of Pareiasauri, 305 ; oi Dicynodon, 310 ; 

 of Chelonia, 318, 319, 320 ; of Dino- 

 sauria, 414 ; of Busuohia, 440 ; of 

 Plesiosauria, 47-1 ; of Gryptoclidws, 475 ; 

 of Ichthyosauria, 480, 481 ; of Ptero- 

 sauria, 485 ; of Ptercmodon, 487 ; of 

 Pythonomorpha, 488 ; of Lacertilia, 

 496 



Shufeldt, on Axolotl, 114 ; on Hdoderma, 

 540 n. 



Simosaurus, 477 



Siphonops, 86, 87, 90 



Siredon (Axolotl), 112 



Siren, 96 ; S. lacertina, 136, 136 



Sirenidae, 94, 96, 136 



Sistncrus miliarius, 647 



Skeleton, figured, otTestudo, 319 ; otOhelone, 

 320 ; of Brotitosaurus, 418 ; of Cerato- 

 sauriis, 422 ; of Stegosaurus, 426 ; of 

 Iguanodon, 428 ; of Triceratops, 430 ; 

 of Pterodactylus, 485 



Skin, of larval Amphibia, 31 ; shedding of, 

 32 ; glands, 32 ; pigment, 34 ; change 

 of colour, 35 ; poison, 36 ; of Apoda, 

 87 ; of Pipa, 149 ; forms receptacles for 

 eggs, 151, 248 ; of Eusuchia, 441 f. 



Skin-glanJs,of Crocodiles,443 ; of Lacertilia, 

 497 ; of Geckones, 504 ; of Snakes, 583 



Skull, of Urodela, 16 f., 17 ; of AmUy- 

 stoma, 17 ; of Salamandrina, 17 ; of 

 Salamandm, 17 ; of Anura, 28 f. ; of 

 Apoda, 84, 85 



Skull, of Reptilia, 280, 281:— of Prorep- 

 tilia: Cricotus, 287 ; Eryops, 286 :— of 

 Microsauri, 289 : — of Protorosauri, 280 ; 

 Palaeohatteria, 280, 291 :— of Rhyncho- 

 cephali (Sphenodon), 280, 295, 295 :— 

 of Theromorpha, 280, 301, 303 ; 



Elginia, 280, 305 i. ; Cynognathus, 280, 



306 ; Girrdonia, 280, 310 ; Dicynodon, 

 280, 310 ; Theriodontia, 306 ; Mam- 

 malian resemblances, 308 f. ; Lycosaurus 



307 ; Endothiodon, 307 ; Gompho- 

 gnatjms, 308 ; Anomodontia, 309, 280 ; 

 Oudenodon, 310 ; Plaxodus, 311 : — of 

 Mammalia, generalised, 281 : — of Che- 

 lonia, 316 f., 280 ; Spliargis, 335 ; 

 Chelydridae, 280, 338 ; Ghdydra, 280, 

 338 ; Chelonidae, 317, 378, 379 ; (Jhe- 

 lone, 317, 378 ; Thcdassochdys, 379 ; 

 Glemmys, 356 ; Testudo, 364 ; Chdys, 

 400, 344 ; Trionyx, 405, 404 ; Ghrysemys, 

 280, 346 ; Gistudo, 280, 361 ; Pleurodira, 

 388, 400 ; Pelomedusidae, 390 ; Chely- 

 didae, 399, 400 ; Trionychoidea, 404, 

 405 :— of Dinosauria, 412 f., 422 ; 

 Andiisaurus, 421 ; Geratosaurus, 422 ; 

 IHplodocus, 419 : — of Crocodilia, 280 ; 

 Pseudosnchia, 432 ; Parasnchia, 433 ; 

 Eusuchia, 434 f. ; Gavialis, 452 ; Groco- 

 dilus mnericanus, 466 ; G. niloticiis, 

 460 ; G. palustris, 456 ; G. porosus, 

 458 ; Alligator, 468 : — of Plesiosauria, 

 473 ; Nothosaurus, ill : — of Ichthyo- 

 sauria, 479 ; Ichthyosaurus, 281 : — of 

 Pterosauria, 484 ; lJimorp>hodon, 281 : — 

 of Pythonomorpha, 488 ; Clidastes, 

 281 : — of Lacertilia, 281 ; Geckones, 

 504 ; Agamidae, 281, 515 ; XJromastix, 

 281 ; Ignanidae, 528 ; Anguidae, 537 ; 

 Heloderniatidae, 540; Varanidae, 281, 

 542, 643 ; Varaims, 281 ; Tejidae, 547 ; 

 Lacertidae, 281, 550, 550 ; Lacerta, 

 281 ; Scincidae, 559 ; Amphisbaenidae, 

 565 ; Chamaeleontes, 568, 569 :— of 

 Ophidia, 281, 596, 597, 588 ; Eunectes, 

 596, 597 ; Groiahis, 588 



Slow-worm, 639, 539 



Slugs eaten by tortoises, 363 



Smell, sense of, of Chelonia, 330 



Smith, the, = Hyla /fiber, peculiar nursing 



habits, 196 f. 

 Smooth Snake, 619, 620 

 Snakes, 5S1 f. ; skull, 581 f. ; 281, 588, 



596, 597 f. ; vertebrae, 582 ; general 



anatomical structure, 583 f.; geographical 



distribution, 585 f., 585; classification, 



592 f. 

 Snake-charming, 631 

 Snake-poison, 586 f. 

 Snake-stones, 629 f. 

 Snapping Turtle, 338 f. 

 Soft-shelled Turtle, 408 

 Sound produced by rubbing of scales of 



Teratoscincris, 507 

 Spade-foot, 16$ 

 SpeUrpes, 94, 96, 97, lOS, IO4, 106 ; S. 



cdtamazonicus IO4 : S. hilineatus, IO4 ; 



S. fiiscus, 104, 105 ; tongue, 106 ; S. 



infnscatns, 104; •^- Uneolus, IO4 ; S. 



