594 HTOBRANCHIAL SKELETON OF PELODYTES PITNCTATUS. [May 18, 



Deutsches Arcliiv fiir die Physiclogie, Bd. iv., Halle und 

 Berlin, 1818, pp. 223-243. 

 9. Naue, H. — " t'ber Ban und Entw. d. Kiemen der Frosch- 

 larven." Zeitsch. fiir Naturwiss., Bd. Ixiii., Leipzig, 1890, 

 pp. 129-176. 



10. Owen, E.— Anat. of Vertebrates, Vol. I. London, 1866. 



11. Paeker, "W. K. — " On the Structure and Development of the 



Skull of the Common Prog."' Phil. Trans. Eoj. Soc, 

 vol. 161. London, 1871 (1872). 



12. Parker, W. K. — " On the Structure and Development of the 



Skull in the Batrachia. Part III." Phil. Trans. Eoy. Soc, 

 vol.172. London, 1881 (1882). 



13. Parker, W. K., and Bettant, G. T. — Morphology of the 



Skull. Svo. London, 1877. 



14. Eathke, H. — Uber den Kiemenapparat und das Zungenhein 



der Wirbelthiere. 4to. Eiga und Dorpat, 1832. 



15. Eeichert, C. B. — Vergl. Entw. des Kopfes der nackten 



Amphibien. 4to. Kbnigsberg, 1838. 



16. EiDEWooD, "W. G. — " On the Structure and Development of 



the Hyobranchial Skeleton and Larynx in Xenopus and 

 Pipa." Journ. Linn. Soc. (Zool.), vol. xxvi., London, 1897, 

 pp. 53-128. 



17. Saint-Ange, M. J. G. — " Eecherches anat. et phys. sur les 



Organes transitoires et la Metamorphose des Batraciens." 

 Ann. des Sci. Nat., tome xxiv., Paris, 1831, pp. 366-434. \ 



18. ScHULZE, P. E. — " Uber die inneren Kiemen der Batraehier- 



larven. Mitt. II." Abhandl. d. kcin. preuss. Akad. d. Wiss. 

 zu Berhn, 1892, Abth. iii. pp. 1-66. 



19. Stannius, H. — Handbuch der Zoot.,Th.ii. Biich 2. Zootomie 



der Amphibien. Berhn, 1856. 



20. Stohr, P.-^" Zur Entw. der Anurenschadels." Zeitschr. f. 



wiss. Zool., Bd. xxxvi., Leipzig, 1882, pp. 68-103. 

 '21.- "Walter, E. — " Das Visceralskelett und seine Muskulatur 

 bei den einheimischen Amph. und Eept." Jen. Zeitsch., 

 Bd. xxi. (n. F. xiv.), Jena, 1887, pp. 1-45. 



EXPLANATION OF PLATE XXXV. 



Fig. 1. Hjobrancbial skeleton and vaanAihle oi Pelodytes jiwicfatus. Stage 1 

 (see p. .582). Dorsal view. (x4.) 



2. Same. Stage 2 (see p. 585). Dorsal view. (x4.) 



3. Same. Stage .3 (see p. 585). Dorsal view. (X4.) 



4. Same. Stage 4 (see p. 587). Dorsal view. ( X 4.) 



5. Same. Stage 5 (see p. .588). Dorsal view. ( X 4.) 



6. Same. Stage 6 (see p. 589). Dorsal view. (x4.) 



7. Same. Stage 7 (see p. 690). Dorsal view. (x3§.) 



8. Same. Stage 8 (see p. 591). Ventral view. ( x3|.) 



9. Same. Stage 9, adult (see p. 592). Ventral view. ( X 2.) 



10. Half of the hyobrauehial skeleton of Pehdytes puncfattis, adult male, 



showing the areas of muscle insertion. Ventral view. (x2|.) 



11. Half of the hyobrancliiiil skeleton of Bana temporaria, adult male, 



showing the areas of muscle insertion. Ventral view, (xla-) 



12. Hvobrancbial skeleton and mandible of Pelohates fuscus, adult male. 

 ', Ventral view. (Xli-) 



