355 



Hemiptera 



214134 Bridwell, J. C. 57.53 Dictyopliorodelphax : 15.3 



1917. Notes on Dictyophorodelphax mirabilis. Proc. Hawaiian entom. Soc. 

 Vol. 3 p. 279—280. 



35 Bridwell, John Colburn. 57.53 Dictyophorodelphax (96.9) 



1919. Dictyophorodelphax praedicta sp. nov. Proc. Hawaiian entom. Soc. 

 Toi. 4 p. 72-73, 1 flg. 



36 de Bergevin, Ernest. 57.53 Doumerguella 



1918. Note rectificative à propos de la description du genre Boumerguella 

 Bergbv. Bull. Soc. Hist. nat. Afrique du Nord T. 9 p. 117—118. [Syno- 

 nyme du genre Cyphopterum.] 



37 01$n, Chris Ë. 57.53 Draeculacephala (73) 



1017. Notes on Draeculacephala inscripta Van Duzee. Journ. N. Y. entom. 

 Soc. Toi. 25 p. 215-218, 1 pl. (74.7,.9, 75.8,.9, 76.4,8) 



38 Brittain, W. H., and L«, G. S an ml ers. 57.53 Empoa : 16.5 



1916. Notes on the Rose Leaf-hopper (Empoa rosae Linn.) in Nova Scotia. 

 Proc. entom. Soc. Nova Scotia 1916 p. 48—51, 1 pl., 1 flg. 



39 Becker, George G. 57.53 Empoasca : 15 



1918. Empoasca malt Leb. Attacks Man. Psyche Toi. 25 p. 101. 



40 Weiss, Harry B., and Edgar L. Dickerson. 67.53 Empoasca : 15 



1918. The Early Stages of Empoasca trifasciata Gill. Canad. Entom. 

 Toi. 50 p. 201—205, 1 fig. 



41 Lathrop, Frank H. 57.53 Empoasca : 16.5 



1918. Leaf-Hoppers Injurious to Apple Trees. Bull. N. Y. agric. Exper. 

 Stat. No. 451 p. 18,5—200, 4 pis., 2 figg. [Empoasca spp.] 



42 Ball, E. D. 57.53 Empoasca : 16.5 



1919. The Potato Leafhopper and its Relation to the Hopperburn. Journ. 

 econ. Entom. Toi. 12 p. 149 — 155, 2 pis. [Empoasca mali.[ 



43 Fluke, Charles L. 57.53 Empoasca : 16.5 



1919. Does Bordeaux Mixture Repel the Potato Leafhopper? Journ. 

 econ. Entom. Toi. 12 p. 256—257. 



214144 Bail, E. D., and F. A. Fenton. 57.58 Empoasca : 16.5 



1920. What Per Cent of Tipburn is Caused by the Potato Leafhopper? 

 Journ. econ. Entom. Toi. 13 p. 218—221, 1 pl. 



45 Parrot, P. J., and R. D. Olmstead. 57.53 Empoasca : 16.5 



1920. The Work of Empoasca malt on Potato Foliage. Journ. econ. 

 Entom. Toi. 13 p. 224—226. 



46 Matausch, Ignaz. 57.53 Enchenopa : 13.41 



1916. Notes on a Peculiar Nymph- Variation of Enchenopa binotata Say. 

 Jouin. N. Y. entom. Soc. Toi. 24 p. 151—152. 



47 de Bergevin, Ernest. 57.53 Erythroneura (65) 



1919. Une variété nouvelle de V Erythroneura parvula des environs d'Al- 

 ger. Bull. Soc. Hist. nat. Afrique du Nord T. 10 p. 72. [algericus.] 



48 Edwards, James. 57.53 Eupelix (42) 



1919. On the British Species of Eupelix Germar* Entom, monthly Mag. 

 (3) Toi. 5 p. 105—106. 



49 Me Atee, W. L. 57.53 Eupterygidae 



1918. Genera of the Eupterygidae. Proc. biol. Soc. Washington Toi. 31 

 p. 109—124. 



50 Me Atee, W. L. 57.53 Eupterygidae (71.6) 



1919. Report on a Second Collection of Nova Scotian Leaf-Hoppers, in- 

 cluding Descriptions of New Varieties. Canad. Entom. Toi. 51 p. 225— 

 226. [3 nn. varr. in Typhlocyba.] 



51 Laing, F. 57.53 Eupteryx (42.1) 



1920. Two Species of Eupteryx New to Britain. Entom. monthly Mag. 

 (3) Toi. 6 p. 196—197, 2 figg. [E. loewii and stellulata.] 



52 Me Atee, W. L. 57.53 Eupteryx (73) 



1919. Freliminary Key to the Nearctic Species of Eupteryx. Entom. News 

 Toi. 30 p. 182-186. [2 nn. varr.] (74.1,.7,.8, 75.2,.3,.5, 77.1) 



214153 Severin, Henry H. P. 57,53 Eutettix : 15.2 



1919. Notes on the Behavior of the Beet Leafhopper (Eutettix tenella 

 Baksr). Journ. econ. Entom. Toi. 12 p. 303—308. [Swarming.] 



