456 



INDEX. 



oliviformis, 326, 332; oryctus, 326 

 337 ; pachys, 326, 331 ; phiala, 339 

 polita, 331; simillimus, 326, 340 

 simplex, 332 ; spatha, 326, 332, 333 

 striatula, 339; tornatus, 326, 335 

 truncatulus, 335, 337 ; turritus, 329 

 iimbilicatus, 320, 338 ; vortex, 335. 



Valeriana ofBcinalis, 179. 



Vanessa Urtica;, 176, 181, 184, 188. 



Variations in form and hybridism in 



Salmo fontinalis, Dr. Day on, 13. 

 Venus, 94; casina, 100; lineata, 99; 



ovata, 94, 95, 96, 97, 99 ; striata, 97, 



99, 100 ; striatum, 96 ; striatus, 95. 

 Verbasciim, 193. 

 Vespa minuta, 54, 65. 

 Vidaa principalis, 426. 

 Viduinse, 426. 



Volucres Syndactylse, 429, 434. 

 Volvula, 321 ; acuta, 325 ; angustata, 



325, 326. 

 Vortioella, 293, 294 ; telescopica, 294. 

 Vorticelliua, 293. 



Wasps, Sir John Lubbock on, 41 ; in- 

 dustry of, 46. 



Waters, A. W., closure of Cyclostoma- 

 tous Bryozoa, 400, 401. 



Watson, Eev. E. E., Mollusca of ' Chal- 

 lenger ' Exped., XVI. 26, XVI 1. 112, 

 XVIII. 284, XIX. 319, XX. 341. 



Wing-veins of Lepidoptera, A. G. Eutler 

 on number-system of, 196. 



Xenocichla, 424 ; indicator, 424. 

 Xenylla, diagn. of, 20 ; brevicauda, 



20, 21 ; maritima, 20, 21 ; nitida, 20, 



21. 

 Xeropteryx, 197, 203 ; diagnosis of, 



197 ; columbicola, 203, 204 ; sim- 



plicior, 204. 

 Xylocopa, 383 ; violacea, 383. 



Zanclostorainse, 432. 



Zeidora, A. Adams, = the fossil Crepie- 



uiarginula of Prof. Seguenza, 26. 

 , 26, 37 ; calceolina, 28 ; naufraga, 



27 ; Seguenzse, 28. 

 Zemioses, 296, 297, 298 ; cancellatus, 



296 ; Celtis, 296 ; porcatus, 296. 

 Zoantharia, 138, 309. 

 ZocBciai tube, closure of, in Cyclostoma- 



tous Bryozoa, 400. 

 Zoophytes E. coast of Scotland, S. 0. 



Eidicy on, 105. 

 Zosterops seuegalensis, 426. 



END OF THE SEVENTEENTH VOLUME. 



Printed by Taylor and Feancis, Kcd Lion Court, Eleet Street. 



