Xxiv LIST OF ILLUSTRATIONS 



PAGE 



FIG. 



362. Lateral view of dogfish {Scyllium catulus) . . . 634 



363. Polypterus bichir . ,....• 637 



364. Larva of Polypterus (after Budgett), li inch in length . 637 



365. Sturgeon {A cipenser sturio) ..... 638 



366. Bony pike {Lepidosteus osseus) ..... 639 



367. The Queensland lung-fish {Ceratodus forsteri) . . . 642 



368. Protopterus, the African mud-fish .... 643 



369. Larva of Protopterus — after Budgett .... 643 



370. Lepidosiren (after Grahana Kerr), showing (Pc.F.) pectoral 



fin and the tufted pelvic fin {Pv.F.) of the mature 

 male . . • • • • 



371. 'Laxvdi oi Lepidosiren — after Graham Kerr 



372. Skeleton of Ceratodus fin — from Gegenbaur . 



373. The edible frog (Rana esculenta) 



374. Vertebral column and pelvic gurdle of bull-frog 



375. Skull of frog — upper and lower surface — after W. K. Parker 



376. Pectoral girdle of Rana esculenta — after Ecker 



377. Skeleton of frog. The half of the pectoral girdle, and fore 



and hind-limb of the right side, are not shown 



378. Side view of frog's pelvis — after Ecker 



379. Brain of frog — after Wiedersheim 



380. Nervous system of frog — after Ecker . 



381. Arterial system of frog . 



382. Venous system of frog . 



383. Urinogenital system of male edible frog — after Ecker . 



384. Urinogenital system of female frog— after Ecker 



385. Division of frog's ovum — after Ecker . 



386. Section of frog embryo— after Ziegler's model and Marshall 



387. Dissection of tadpole— after Milnes Marshall and Bles 



388. Life-history of a frog— after Brehm . 



389. Male and female of the Crested Newt {Triton or Molge 



cr (status) . . . • • 



390. The Axolotl {Amhly stoma tigrinum) 



391. Proteus anguineus .... 



392. Limbless subterranean Amphibian {Ichthyophis) 



393. Caecilian {Ichthyophis) with eggs— after Sarasin 



394. Foetal membranes in Amniota — after Roule . 



395. Sphenodon punctatus. The New Zealand "Lizard" 



396. Lateral view of brain of Sphenodon punctatus — after Osawa 



397. External appearance of tortoise 



398. Skull of turtle ...••• 



399. Carapace of tortoise ..... 



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656 



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