GENERAL INDEX. 



915 



ZOA 



Zoarces, fecundation of, i. 600 



female organs of generation of, i. 574 



teguments, i. 546 

 Zonosaurus, teguments of, i. 555 

 Zonurus, teguments of, 555 

 Zootoka, characters of, i. 6 ; ii. 266 

 Zootoca muralis, female organs of genera- 

 tion of, i. 583, 587 



ovulation, i. 599 



ZYG 



Zygfena, alimentary canal of, i. 423 



development, i. 609 



liver, i. 426, 427 



organs of sight, i. 336 



skull, i. 81 



vertebral column, i. 36 

 Zygsenidse, characters of, i. 13 



organs of sight, i. 336 



THE END. 



LONDON: riUNTED BY 



8POTT1SWOODE AND CO., NEW-STRKET SQVABB 



AND PARLIAMENT STREET 



