500 



Uranoscopus scaber, 53. 



Urnatella, 2. 



Uropoda formicarise, 386. 



Vera Cruz, Crustaceans from, 85. 

 Vesiculariida3 (Arctic), 240. 

 Voluta, 146. 



Walking-fish, 34. 



Walrus, fossil, as to the nomenclature 



of, 144 ; tusks of four diff. kinds, 145, 



and cause attrition of, 146. 

 , , tusks found in Suffolk 



Crag, E. Ray Lankesteron, 144. 

 Wasps, observ. on Ants, Bees, and, 



by Sir J. Lubbock,' Part VII., 167 ; 



Part VIII., 362. 

 Watson, Rev. R. Boog, Mollusca of 



'Challenger' Exped.— Part V., 87; 



Part VI., 217 ; Part VII., 245 ; Part 



VIII., 388 j Part IX., 413; Part X., 



457. 

 Wesmael on Mynnecocystus, 185. 

 Whymper, coll. of Crustacea made by, 



in N. -Greenland seas, 59 



Zaria, 218. 



Zeus faber, 84. 



Ziphioids, 146. 



Ziziphinus, subg. TVochus, 91. 



Zygodactylon grcenlandica, 52. 



END OF THE FIFTEENTH VOLUME. 



PRINTED Br TAYLOR ,*SU I.KANCJS, R,l'l> UO.\ COURT, ELEET STREET* 



