502 
Siren lacertina, visceral arches of, 192. 
Tejus nigropunctatus, 221. 
rufescens, 221, 222. 
teguevin, 221, 
Thalassorhinus vulpecula, 59. 
Trachydosaurus rugosus, 101. 
Triphena materna, 74. 
Tritaveopus conutus, 131, 132, 166, 168. 
Triton cristatus, 191, 
, endocranium of the larva of, 198, 203. 
, free arches of the adult, 207. J 
, free arches of the skull of larva of, 200. 
, investing bones of the adult, 204, 208. 
—— ——., investing bones of the skull of larva of, | 
197, 202. 
, recapitulation of the characters of the 
skull of the adult, 208. 
, endocranium of the adult, 206, 208, 213. | 
INDEX OF SPECIES. 
| Triton cristatus, skull of the adult, 204, 213. 
| ——— ——, skull of the larva of, 197, 213. 
, Skull of the adult, compared with other 
types, 209. 
—— ——,, skull of a “ eryptobranchiate ” larva of 
202. 
| ——- ——, comparison of the skull of the erypto- 
branchiate stages of, with that of other Uro- 
deles, 
Urodeles, on the structure and development of the 
skull in the, 171-214. 
Vandana, n. gen., 72. 
dividens, 72. 
Watson, M. On the anatomy of the female organs 
of the Proboscidea, 111-130. 
Zalophus californianus, 225, 
Zootoca vivipara, 91. 
Zygena malleus, intestinal valve in, 58. 
END OF VOLUME XI, 
PRINTED BY TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 
