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1911. Beitrage zur Kenntnis des Unterkiefers der Wirbeltiere. I-III. 



Anat. Anz., XXXIX, pp. 97-135, 433-473, 609, 666. 

 1913. Die Reichertsche Theorie. (Hammer-, Amboss- und Kief erf rage. ) 

 Archiv fur Anat. u. Phys. Jahrgang 1912. Anat. Abth. (Sup. 

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 Gegenbaur, C. 



1898. Vergleichende Anatomie der Wirbelthiere. I. Leipzig. 

 Goodrich, E. S. 



1909. A treatise on zoology. Lankester, E. Ray (editor), Pt. IX, pp. 7-9. 



London. 

 Gregory, W. K. 



1910. The orders of mammals. Bull. Amer. Mus. Nat. Hist, XXVII, pp. 



1-524. 



1912. Notes on the principles of quadrupedal locomotion and on the 



mechanism of the limbs in hoofed animals. Ann. N. Y. Acad. 



Set, XXII, pp. 267-294. 

 1915. Present status of the problem of the origin of the Tetrapoda. With 



special reference to the skull and paired limbs. Ann. N. Y. Acad. 



Sci., XXVI, pp. 317-383, pi. iv. 

 1917. The coal measures Amphibia of North America. Amer. Nat., LI, 



pp. 311-320. 

 Gregory, W. K., and Adams, L. A. 



1915. The temporal fossae of vertebrates in relation to the jaw muscles. 



Science, N. S., XLI, No. 1064, pp. 763-765. 



GtJNTHER, A. 



1871. Description of Ceratodus, a genus of ganoid fishes, recently dis- 



covered in rivers of Queensland, Australia. Phil. Trans. London, 

 CLXI, Part 2, pp. 511-571. 

 Haughton, S. 



1865. On the muscular anatomy of the leg of the crocodile. Ann. Mag. 

 Nat. Hist, (3), XVI, pp. 326-331. 

 His, Welhelm. 



1885. Anatomie menschlicher Embryonen. Ill, Zur Geschichte der 

 Organe. Leipzig. 

 Humphrey, G. M. 



1872. The muscles and nerves of Cryptobranchus japonicus. Jour. Anat. 



and Physiol., VI, pp. 1-61. 

 Huntington, Geo. S. 



1903. Present problems of myological research and the significance and 

 classification of muscular variations. Amer. Jour. Anat., II, pp. 

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HUSSAKOF, L. 



1906. Studies on the Arthrodira. Mem. Amer. Mus. Nat. Hist., IX, Pt 

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Huxley, T. H. 



1876. Contributions to morphology. Ichthyopsida. No. 1. On Ceratodus 

 forsteri. Proc. Zool. Soc. London, pp. 24-59. 



