LITERATURE CITED 



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Allis, Edward Phelps, Jr. 1923. "The Cranial Anat- 

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Barrell, Joseph. 1917. "Rhythms and the Measure- 

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Bingham, Harold C, 1928. " Sex Development in Apes." 

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BoLK, L. 1921. "The Part Played by the Endocrine 

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BouLE, M. 1911. "L'Homme fossile de la Chapelle-aux- 

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Broili, F. 1904. "Permische Stegocephalen und Rep- 

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