560 F. W. CARPENTER 
LITERATURE CITED 
Barker, L. F. 1901 The nervous system and its constituent neurones. New 
York, xxxli + 1122 pp. 
Cartson, A. J. 1913 The relation between the contractions of the empty 
stomach and the sensation of hunger. Amer. Jour. Physiol., vol. 
31, pp. 175-192. 
Cartson, A. J. anp Braaruapt, L. H. 1915 On the sensibility of the gastric 
mucosa. Ibid., vol. 36, pp. 153-170. 
Herrick, C. J. 1915 An introduction to neurology. Philadelphia, 355 pp. 
Huser, G. C., anp DeWitt, Lyp1a M. A. 1898 A contribution on the motor 
nerve-endings and on the nerve-endings in muscle-spindles. Jour. 
Comp. Neur., vol. 7, pp. 169-230. 
Hurst, A. F. 1911 The sensibility of the alimentary canal. London, 838 pp. 
Jorpan, H. E., anp Fereuson, J. 8. 1916 A text-book of histology. New 
York, xxvuli + 799 pp. 
Kuntz, A. 1913 On the innervation of the digestive tube. Jour. Comp. 
Neur., vol. 23, pp. 173-192. 
Proscuxo, A. 1897 Die Nervenendigungen und Ganglien der Respirations- 
organe. Anat. Anz., Bd. 13, pp. 12-22. 
Scuuttz, P. 1895 Die glatte Musculatur der Wirbelthiere. I. Ihr Bau. Arch. 
f. Anat. und Physiol., physiol. Abth., Jahrg. 1895, pp. 517-550. 
