680 



INDEX, 



Eustira, 220 2 . 



Eusuchia, 375, 381, 382. 



Eutatus, 547 2 . 



Eutheria, 542. 



Euthynotus, 181. 



Eutropiichthys, 221 2 . 



Eutropius, 221 2 . 



Evolution of birds, 418 ; 

 Chelonia, 411 ; Rhyn- 

 chocephalia, 333. 



Evoplites, 235 2 . 



Evorthodus, 241 *. 



Evotomys, 634 1 . 



Excretory organs of 

 Amphioxus, 27, 28, 29. 



Exocoetus, 92. 185, 

 230, 231 *. 



Exoglossum, 219 2 . 



Exostoma, 222 1 . 



External gills, Am- 

 phibia, 278 ; Dipnoi, 

 252; Elasmobranchii, 

 120 ; Polypterus, 175. 



Eyelids, birds, 41 9, 436; 

 Chelonia, 410 ; Croco- 

 dilia, 372 ; lizards, 

 336; Reptilia, 317, 

 322. 



Eyes, Amphibia, 276; 

 birds, 436; Chelonia, 

 410; Crocodilia, 378 ; 

 Elasmobranchii, 121 ; 

 fishes, 77 ; Mammalia, 

 497 ; Marsipobranchii, 

 109, 115; Reptilia, 

 322; Teleostei, 195. 



Facial angle, 489. 



Falciform ligament, 

 birds, 440. 



Falco, 463 2 . 



Falcon, 463 2 ; pere- 

 grine, 464 1 . 



Falconiformes, 463 l . 



Fall fish, 2201. 



Fallopian tube, 515. 



Farancia, 367 2 . 



Fat- body, Amphibia, 

 292, 295. 



Feathers, 420. 



Felis, 613, 614, 619 1 . 



Fenestra ovalis, 267. 



Fenestra rotunda, Am- 

 phibia, 276. 



Feresa,564 1 . 



Ferreiro, 31 1 1 . 



Ferret, 624 2 . 



Fertilisation, Mamma- 

 lia, 518. 



