TABLE OF CONTENTS. vii 



AMPHIBIA. 



PACK 



ANATOMICAL HISTORY 35 



PLATES XII XIII. 



The dorsal aspect of the brain and spinal cord of the TURTLE (Testudo Mydas), Fig. 1 . . . 19 

 The ventral aspect of the same, Fig. 2 51 



PLATE XIV. 



Nerves of the nose of the TURTLE (Testudo Mydas), Fig. 1 54 



The continuation of the third trunk of the fifth after it has entered the lower jaw of the same, Fig. 2 55 



The mesenteric nerves of the same, Fig. 3 55 



The splanchnic nerves and their termination in a plexus instead of a semilunar ganglion of the 



same, Fig. 4 50 



PLATE XV. 



The sympathetic nerve of the TURTLE (Testudo imbricata) 57 



PLATE XVI. 



A general view of the nerves of the TURTLE (Testudo Mydas) 59 



PLATE XVII. 



The brain of the TURTLE dissected (Testudo Mydas), Figs. 1, 2, 3, 4 62, 63 



The nerves on the ventral surface of the FROG (Rana temporaria), Fig. 5 64 



The dorsal aspect of the brain and spinal cord of the same, Fig. 6 64 



The brain of the SNAKE dissected (Boa constrictor), Figs. 7, 8 65, 66 



The spinal cord of the same, Fig. 9 66 



