366 



Part III. — Eighteenth Annual Report 



The subjoined sketch represents the distribution and the affinities of 

 the various sub -families of the Heterosornata, the darker portions of the 

 lines showing where each is most abundant, and the dotted lines show 

 the doubtful affinities. 



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BIBLIOGRAPHY. 



1. Alcock A. — Illustrations of the Zoology of the Royal Indian Marine Survey 



Ship Investiyator, 1898. 



2. Alcock, A. — "A Guide to the Zoological Collections exhibited in the Fish 



Gallery of the Indian Museum," 1899. 



3. Alcock, A. — "A Descriptive Catalogue of the Indian Deep- Sea Fishes in the 



Indian Museum," 1899. 



4. Agassiz, A. — "On the Young Stages of Osseous Fishes," Proc. Amer. Acad. 



Arts and Science, 1877. 



5. Agassiz, A. — "Development of the Flounders," ibid., 1878. 



6. Bateson, W. — "Sense-Organs and Perceptions of Fishes," J.M.B. A., v. I., 

 n.s., 1889-90. 



7. Cole, F. J. — "Observations on the Structure and Morphology of the Cranial 



Nerves and Lateral Sense-Organs of Fishes ; with special reference to the 

 genus Gadus" Jour. Linn. Soc, 1898, 



