502 



INDEX or SPECIES. 



Siren lacei-lina, visceral arches of, 19:i. 

 Tejus nigrajmnctatus, 221. 



nifiscen^, 221, 222. 



ti'f/u^.rin, 221. 



'J'/iiilassorJiiims vulpe(\da, 59. 

 Trachydosuurus rngosus, 101. 

 Tripluma maierna, 74. 

 Ti-iia.veopus conutus, 131, 132, 160, 1(58. 

 Triton cristaius, 191. 



, endocranium of the adult, 206, 208, 213. 



, endocranium of the larva of, 198, 203. 



, free arches of the adult, 207. 



, free arches of the skull of larva of, 200. 



, investing bones of the adult, 204, 208. 



, investing bones of the skuU of larva of, 



197, 202. 

 , recapitulation of the characters of the 



skull of the adult, 208. 



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 " crj-ptobranchiate " larva of 



202. 

 — '■ — , comparison of the skuU of the crypto- 



branchiate stages of, with that of other Uro- 



deles. 

 I'rodeles, on the structure and development of the 



skull in the, 171-214. 

 Viindiuia, n. gen., 72. 



ilividens, 72. 



Watson, M. On the anatomy of the female organs 



of the Proboscidea, 111-130. 

 Zidophus califoriiianiis, 225. 

 Zootoea vivij^ara, 91. 

 Zygana malleus, intestinal valve in, 58. 



END OF VOLUJIE XI. 



IMIIMKD BY r.i^YLOH AM) FDANCIS, MD LIOS COUBT, ILEiiT BTK£ET. 



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