528 



N D E X. 



Tinomiscium, characters of the genus, 

 489. 



Tinospora, on the species of, 315. 



Tree-frogs, Australian, observations 

 on, 250. 



Trichonius, description of the new 

 genus, 52. 



Trochoseris, new species of, 303. 



Tubiclava, new British species of, 82. 



Turcica instricta, notes on the animal 

 of, 143. 



Uropeltidae, new species of, 177- 



Vespidae, notes on Irish, 466. 



Vipera, new species of, 181. 



Vogl, Dr. A., on the intercellular sub- 

 stance and the milk-vessels in the 

 root of the Dandelion, 264. 



Wagner, Prof. N., on the reproduc- 

 tion of the larvae of insects, 344. 



Walker, R.,on Ophiolepis gracihs, 111. 



Wallich, Dr. G. C, on the process of 

 mineral deposit in the Rhizopods 

 and Sponges, 72; on the extent 

 and causes of structural variation 

 among the Difflugian Rhizopods, 

 215. 



Wood, S. v., on the red Crag, and 

 on the Drift of the Eastern Coun- 

 ties, 185 ; on the Belgian equiva- 

 lents of the upper and lower Drift 

 of the Eastern Counties, 393. 



Zoological Society, proceedings of 

 the, 93, 165, 248, 330. 



Zosterops, new species of, 176. 



END OF THE THIRTEENTH VOLUME. 



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