HANCOCK 183 



Hancock, J. L. On Illinois grouse locusts (Tettigidae) Trnns. Am. Ent. 

 Soc, xxiii, 1896, pp. 235-244, figs, and several new species of Tettix 

 described. 

 Unusual migrations of Tettigidea lateralis in northeastern Illinois, 



Am. Naturalist, pp. 483-487, 1894. 

 A new Tettix, Am. Naturalist, pp. 761, 762, 1895. (T. incurvatiis with 



fig.) 

 The food habits of the Tettigidae, pp. 6, 7, Ent. Record and Journ. 



of Variation, X., No. i, Jan., 1898. 

 The species of the new genus Neotettix, with a key to the Genera of 

 North America Tett igiae, Ent. News, June, pp. l37-Mi,one plate 

 1898. 

 A new species of Nomotettix from Kansas, Ent. News, Jan., p. 8, 1899. 



(^N. acuminatus.) 

 In Lugger Orth., Minn., 3d Rep't Ent. Exp. Station, 1897. (T. iui;i;eri 



described.) 

 Tettigian studies, Ent. News, x, 275-282, 1899. 



Notes on the Tettigian group of Orth., Can. Ent., pp. 25-27, Jan., 1900. 

 Synopsis of the Subfamilies and Genera of North American Tettigidae, 

 Psyche, Jan., pp. 6, 7, Igoo. 

 KiRBV, W.M. In Richardson's Fauna Bor. Americana, Norwich, 1837. 

 Compiled by Bethune, under Insects Northern British Amer., Can. 

 Ent., pp. 156, with suppl., pp. 14. 

 Latrielle, p. a. Orthoptera, Vol. xii, 1804, Hist. nat. gen. et part des 

 crust, et des insects, Paris, 1802-5. ('4 vols., 7>///,r first described.) 

 LiNNE, Syst. Nat. Ed. xii, 1767. 

 Lugger, Otto. The Orth. of Minnesota, 3d Rep't Ent. Exp. Station, pp. 



105-111, 5 figs. (Tetlix luggeri At%<i'c\h^6..) 

 Morse, A. P. A preliminary list of the Acrididae of N. England, Psyche, 

 pp. 102-108, 1894. 

 New North American Tettiginae, Art. i, Journ. N. Y. Ent. Soc, pp. 14-16, 



1895. 

 New North American Tettiginae, Art. ii, Psyche pp. 107-110, 1895. 

 New North American Tettiginae, iii, Journ. N. Y. Ent. Soc, vii, 1899. 

 Biol. Cent. Americana, ii, Orth., igoo-oi. (Tettis:inae.) 

 McNeil, Jerome. A list of the Orth. of Illinois, Psyche, Apr. and May, 



vi, 3-9, 21-27, 62-66, 73-78, 1891. 

 Packard, A. S. Guide to the Study of Insects, p. 572, 18S8. 1 Tettix, 

 Tettigidea and Batrachidect.) 

 Rep't U. S. Ent. Comm., Appendix ii, p. [28] T. gra?iu/atiis, 1878-9, 

 Vancouver Is. 

 Riley, C. V. Nat. Hist, of the Arthropods, Orthoptera, Stand. Nat. Hist., 



pp. 192, 193. 

 Riley, Packard and Thomas. First Rep't U. S. Ent. Comm., p. 256, 

 1877. (T. granulatus, fig. Genus Tettix, p. 34, Tettiginae.) 

 Third Kep't U. S. Ent. Comm., 1880-82, pp. 309-322. (Anatomy of 

 Tettix.) 

 Rehx, Jamics a. Trans. Am. Ent. Soc, xxvii, 229, Mexican Orth., 1901. 



