508 



INDEX. 



White Elm infested by Aspidio- 

 tus ulmi, 389. 

 infested by Chionaspis 

 americana, 392. 

 grubs, infection experiments 



with, 361. 

 -lined Morning Sphinx, in- 

 fection experiment with 

 larva of, 362. 

 Widmann, O., 11. 



note on distribution of 

 Prothonotary W a r - 

 bier, cited, U, 19. 

 Wiener Entomologische Monat- 



schrift cited, 175. 

 Williston, S. W., Notes and De- 

 scriptions of North American 

 Tabanidjp. cited, 226, 247. 

 willistoni, Odontomyia, 25-4, 255, 



262. 

 Willow, 1.53, 1.54, 190. 

 Wilson, B. H., on distribution of 



Prothonotary Warbler, 15. 

 Worm, aciuatic, 195. 



Xylophagidse, 267. 

 Xylophagus, 267. 



Yellow-headed Blackbird, article 

 on the, cited, 10. 

 -necked Apple-tree Caterpil- 

 lar, infection exijeriment 

 with, 363. 



Zeitschrift fiir wissenschaftliche 

 Zoologie, cited, 142. 



Zoological Ilecord cited, 318. 



Zoologische Jahrbucher, Abthei- 

 lung fur Systematik, Geogra- 

 phic und Biologie der Thiere. 

 cited, 147, 170. 



Zschokke, F., Die Tierwelt der 

 Juraseen, cited, 423. 



