LITERATURE 



LiLLiE, D. G. 1910. Observations on the anatomy and general biology of some 

 members of the larger Cetacea. Proc. Zool. Soc, London, pp. 769-792. 



Malm, A. W. 1871. Hvaldjur i sveriges museer. Kongl. Svenska Vetenskaps- 

 Akad. Hand!., vol. 9, pp. 1-104. 



Meek, A. 1918. The reproductive organs of the Cetacea. Journ. Anat., vol. 52, 

 pp. 186-210. 



Miller, G. S., Jr. 1923. The telescoping of the cetacean skull. Smiths. Misc. 

 Colls., voL 76, no. 5, pp. 1-62. 



. 1929. The gums of the porpoise Phocoenoides dalli (True). 



Proc. U. S. Nat. Mus., vol. 74, Art. 26, pp. 1-4. 



MivART, St. G. 1885. Notes on the Pinnipedia. Proc. Zool. Soc. London, 

 pp. 484-501. 



MiJLLER, O. 1898. Untersuchungen uber die Veranderungen welche die Res- 

 pirationsorgane der Saugethiere durch die Anpassung an das Leben im 

 Wasser erlitten haben. Jena. Zeitschr. f. Naturwis., vol. 25, pp. 95-230. 



MURIE, J. 1870. Researches upon the anatomy of the Pinnipedia. Part 1. On 

 the walrus (Trichechus rosmarus Linn.). Trans. Zool. Soc. London, voL 7, 

 pp. 411-464. 



. 1870. Note on the anatomy of the walrus. Proc. Zool. Soc. Lon- 

 don, pp. 544-545. 



1872. Researches upon the anatomy of the Pinnipedia. Part 



Descriptive anatomy of the sea-lion (Otaria jubata). Trans. Zool. Soc. Lon- 

 don, vol. 7, pp. 527-596. 

 . 1872. On the form and structure of the manatee (Manatus ameri- 



canus). Trans. ZooL Soc. London, vol. 8, pp. 127-202. 



1873. On the organization of the caaing whale, Globiocephalus 



melas. Trans. Zool. Soc. London, vol. 8, pp. 235-301. 



1874. Researches upon the anatomy of the Pinnipedia. Part 3. 



Descriptive anatomy of the sea-lion (Otaria jubata). Trans. Zool. Soc. 

 London, vol. 8, pp. 501-582. 

 . 1885. Further observations on the manatee. Trans. Zool. Soc. 



London, vol. 11, pp. 19-48. 

 Nichols, J. T. 1915. On one or two common structural adaptations in fishes. 



Copeia, voL 20, pp. 19-21. 

 OSBURN, R. C. 1906. Adaptive modifications of the limb skeleton in aquatic 



reptiles and mammals. Ann. Acad. Sci. N.Y., vol. 16, pp. 447-479. 

 . 1903- Aquatic adaptations. No. 1. Adaptations to aquatic, ar- 

 boreal, fossorial and cursorial habits in mammals. Amer. Nat., vol. 37, 



pp. 651-665. 

 Owen, R. 1866, 1868. On the anatomy of the vertebrates, vols. 2 and 3. 



Longmans Green & Co., London, pp. 1-592, 1-915. 

 Parker, G. H. 1922. The breathing of the Florida manatee (Trichechus latiros- 



tris). Journ. Mamm., vol. 3, pp. 127-135. 

 Parsons, F. G. 1894. On the morphology of the tendo-achilis. Journ. Anat. 



Physiol., vol. 28, pp. 414-418. 



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