^17 



6. Scudder, S. H. "The Described Species of Xiphidium in 



the United States and Canada," Can. 



Ent., XXX, p. 183, 1898. 



A table of the species of Xiphidium. 



7. Perkins, R. C. L. "Orthoptera," Fauna Hawaiiensis, II, 



Pt. I, p. 14, 1899 

 Mention of X. fuscum. 



8. Morse, A. P. "The Xiphidiini of the Pacific Coast," Can. 



Ent. XXXIII, pp. 201-205, 1901. 

 X. spi)wsnm, sp. no v. 



9. Blatchley. W. S. "The Orthoptera of Indiana," 27th. Ann. 



Report, Dept. of Geol. and N'at. Re- 

 sources, pp. 123-471, 1902. 

 Species of Xipliidiiiiii, pp. 371-380. 

 o. Frog-o^att, W. W. "Austrahan Ladybird Beetles," Agric, 

 Gaz. N.S.W., XHI, pp. 895-911, 1902. 

 I colored plate' of common species. 

 Hemiptera," Fauna Hawaiiensis, III, 

 Pt. II, 1902. 



12. Perkins, R. C. L. "The Leaf-hopper of the Sugar-cane," 



Bull. I, Board of Agric. and Forestry, 

 Hawaii, 1903. 



13. Alfken, J. D. "Beitr-ag zur Insectenfauna der Hawaiischen 



und Neuseelandischen Inseln," Zool. 



Jahrb. Syst., XIX, 1903. 



Results of a voyage to the Pacific, by 



Schauinsland, 1896-97. 



Xiphidiwn fuscum, mentioned p. 567. 



14. Kirkaldy, G. W. "A Preliminary List of the Insects of 



Economic Importance recorded from 

 the Hawaiian 'Islands," Hawaiian 

 Forester and Agriculturist, I, 1904. 



15. Walker, E. M. "Notes on the Locustidae of Ontario," Can. 



Ent. XXXVI, p. 340, 1904. 



II. Kirkaldv, G. W. 



EXPLANATION OF PLATES. 

 Plate XIV. 



1. Xiphidium varipenne, female, x 2, 



2. " " female nymph, x 2. 



yy and 3a-7a. Xiphidium varipenne, dorsal and lateral views 

 respectively of the thorax of the nymphal stages, to 

 s'how the development of the wings. 



