OF THE TONGUES OF THE MAMMALIA. 



529 



23. TucKEUMAN, F. — On the Gustatoiy Organs of some of the 



Mammalia. Journal of Morphology, 1890, pp. 152-193. 



24. VoGT and Yung. — Lehrbuch der praktischen vergleichenden 



Anatomie, a'oI. ii. 1894, 



25. Wyss, H. v.— Die becherformigen Organe der Zunge. 



Arch. f. mikr. Anat. 1870, pp. 237-258. 

 26 SoNNTAG, 0. F.— Contributions to the Anatomy of Bradypus 

 tridactylus. P. Z. S. 1921, pp. 157-177. 



27. Flower, W. H. — On the Mutual Affinities of the Animals 



comprising the Order Edentata. P. Z. S. 1882, pp. 358- 

 .•167. 



28. NussiJAUM, M.— SB. d. Nieden-hein. Ges. f. Nat. u. Heilk., 



Bonn, 1881, pp. 181-183. 



