88 MORPHOLOGICAL TYPES 



Literature 



Goodrich, E. S. Vertebrata Craniata: Cyclostomes and Fishes. Black, 

 London, 1909. 



Huxley, T. H. Contributions to Morphology : Ichthyopsida. On 

 Ceratodus forsteri. Proceedings of the Zoological Society of London, 

 1876. 



Spencer, W. B. Ceratodus : The Blood-vessels. Macleay Memorial 

 Volume, 1892. 



